Revert "Temporarily disable installGCCTools on windows arm64 to solve chicken-and-egg issue"

This reverts commit 5112cfa.

Author: MSP-Greg

dist/index.js

@@ -90,10 +90,7 @@ export async function install(platform, engine, version) {
   // windows 2016 and 2019 need ucrt64 installed, 2022 and future images need
   // ucrt64 or mingw64 installed, depending on Ruby version
   if (((msys2Type === 'ucrt64') || !hasMSYS2PreInstalled) && common.floatVersion(version) >= 2.4) {
-    // Temporarily disable installGCCTools on arm64 to solve chicken and egg issue.
-    if (msys2Type !== 'clangarm64') {
-      await installGCCTools(msys2Type, version)
-    }
+    await installGCCTools(msys2Type, version)
   }
 
   if (version === 'mswin') {