fix: bump release-please from 15.7.0 to 15.8.0 (#720)

Bumps [release-please](https://github.com/googleapis/release-please)
from 15.7.0 to 15.8.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/googleapis/release-please/releases">release-please's
releases</a>.</em></p>
<blockquote>
<h2>v15.8.0</h2>
<h2><a
href="https://github.com/googleapis/release-please/compare/v15.7.0...v15.8.0">15.8.0</a>
(2023-02-15)</h2>
<h3>Features</h3>
<ul>
<li>Scan readme files in java-yoshi-mono-repo strategy (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1853">#1853</a>)
(<a
href="635cc7d038">635cc7d</a>)</li>
</ul>
<h3>Bug Fixes</h3>
<ul>
<li>Github issues link (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1849">#1849</a>)
(<a
href="68e67591bb">68e6759</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a
href="https://github.com/googleapis/release-please/blob/main/CHANGELOG.md">release-please's
changelog</a>.</em></p>
<blockquote>
<h2><a
href="https://github.com/googleapis/release-please/compare/v15.7.0...v15.8.0">15.8.0</a>
(2023-02-15)</h2>
<h3>Features</h3>
<ul>
<li>Scan readme files in java-yoshi-mono-repo strategy (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1853">#1853</a>)
(<a
href="635cc7d038">635cc7d</a>)</li>
</ul>
<h3>Bug Fixes</h3>
<ul>
<li>Github issues link (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1849">#1849</a>)
(<a
href="68e67591bb">68e6759</a>)</li>
</ul>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="8027800cfd"><code>8027800</code></a>
chore(main): release 15.8.0 (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1854">#1854</a>)</li>
<li><a
href="68e67591bb"><code>68e6759</code></a>
fix: github issues link (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1849">#1849</a>)</li>
<li><a
href="635cc7d038"><code>635cc7d</code></a>
feat: Scan readme files in java-yoshi-mono-repo strategy (<a
href="https://github-redirect.dependabot.com/googleapis/release-please/issues/1853">#1853</a>)</li>
<li>See full diff in <a
href="https://github.com/googleapis/release-please/compare/v15.7.0...v15.8.0">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=release-please&package-manager=npm_and_yarn&previous-version=15.7.0&new-version=15.8.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

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</details>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Jeff Ching <chingor@google.com>

package-lock.json

@@ -10,7 +10,7 @@
       "license": "Apache-2.0",
       "dependencies": {
         "@actions/core": "^1.10.0",
-        "release-please": "^15.7.0"
+        "release-please": "^15.8.0"
       },
       "devDependencies": {
         "@vercel/ncc": "^0.27.0",
@@ -4490,9 +4490,9 @@
       }
     },
     "node_modules/release-please": {
-      "version": "15.7.0",
-      "resolved": "https://registry.npmjs.org/release-please/-/release-please-15.7.0.tgz",
-      "integrity": "sha512-fAtf2yfZeu8vwfE3yrGbGWxrpbBkDpI3PWLTGkuKfFaC2M25pCChfWkPxCUiX//75fa2fIRh/cb2so9X9SU/ng==",
+      "version": "15.8.0",
+      "resolved": "https://registry.npmjs.org/release-please/-/release-please-15.8.0.tgz",
+      "integrity": "sha512-vyRMZ08sjXckkmhm9dOaagUOENtX13of3k20qjFVc6AT5a2gsWLGY+J3Nrth66G4IsF7RfUwWNDJxq29GkAdeA==",
       "dependencies": {
         "@conventional-commits/parser": "^0.4.1",
         "@google-automations/git-file-utils": "^1.2.5",
@@ -8967,9 +8967,9 @@
       "dev": true
     },
     "release-please": {
-      "version": "15.7.0",
-      "resolved": "https://registry.npmjs.org/release-please/-/release-please-15.7.0.tgz",
-      "integrity": "sha512-fAtf2yfZeu8vwfE3yrGbGWxrpbBkDpI3PWLTGkuKfFaC2M25pCChfWkPxCUiX//75fa2fIRh/cb2so9X9SU/ng==",
+      "version": "15.8.0",
+      "resolved": "https://registry.npmjs.org/release-please/-/release-please-15.8.0.tgz",
+      "integrity": "sha512-vyRMZ08sjXckkmhm9dOaagUOENtX13of3k20qjFVc6AT5a2gsWLGY+J3Nrth66G4IsF7RfUwWNDJxq29GkAdeA==",
       "requires": {
         "@conventional-commits/parser": "^0.4.1",
         "@google-automations/git-file-utils": "^1.2.5",

package.json

@@ -26,7 +26,7 @@
   "homepage": "https://github.com/bcoe/release-please-action#readme",
   "dependencies": {
     "@actions/core": "^1.10.0",
-    "release-please": "^15.7.0"
+    "release-please": "^15.8.0"
   },
   "devDependencies": {
     "@vercel/ncc": "^0.27.0",