[unicorn] only windows (#22556)

ports/unicorn/vcpkg.json

@@ -1,8 +1,8 @@
 {
   "name": "unicorn",
-  "version-string": "2020-09-14",
-  "port-version": 1,
+  "version-date": "2020-09-14",
+  "port-version": 2,
   "description": "Unicorn is a lightweight multi-platform, multi-architecture CPU emulator framework",
   "homepage": "https://github.com/unicorn-engine/unicorn",
-  "supports": "!uwp"
+  "supports": "windows & !uwp & !arm"
 }

scripts/ci.baseline.txt

@@ -1434,11 +1434,6 @@ turbobase64:x64-windows=fail
 turbobase64:x64-windows-static=fail
 turbobase64:x64-windows-static-md=fail
 turbobase64:x86-windows=fail
-unicorn:arm64-windows=fail
-unicorn:arm-uwp=fail
-unicorn:x64-linux=fail
-unicorn:x64-osx=fail
-unicorn:x64-uwp=fail
 unicorn-lib:arm-uwp=fail
 unicorn-lib:x64-uwp=fail
 unittest-cpp:arm64-windows=fail

versions/baseline.json

@@ -7018,7 +7018,7 @@
     },
     "unicorn": {
       "baseline": "2020-09-14",
-      "port-version": 1
+      "port-version": 2
     },
     "unicorn-lib": {
       "baseline": "2020-03-02",

versions/u-/unicorn.json

@@ -1,5 +1,10 @@
 {
   "versions": [
+    {
+      "git-tree": "78e0a5d0840a6e2ae29d4922f34c858b821ab377",
+      "version-date": "2020-09-14",
+      "port-version": 2
+    },
     {
       "git-tree": "5126bae583b1f4d7d512b4bc06d799da0cd664be",
       "version-string": "2020-09-14",