refactor: Update alpha.yml workflow to remove unused Windows build steps

.github/workflows/alpha.yml

@@ -184,33 +184,33 @@ jobs:
           name: zen.source.tar.gz
           path: ./zen.source.tar.gz
 
-  windows-step-1:
-    name: Windows build step 1 (PGO build)
-    uses: ./.github/workflows/windows-alpha-build.yml
-    needs: [build-data]
-    permissions:
-      contents: write
-    with:
-      build-version: ${{ needs.build-data.outputs.version }}
-      generate-gpo: true
-      profile-data-path-archive: zen-windows-x86_64-profile-data-and-jarlog.zip
+  #windows-step-1:
+  #  name: Windows build step 1 (PGO build)
+  #  uses: ./.github/workflows/windows-alpha-build.yml
+  #  needs: [build-data]
+  #  permissions:
+  #    contents: write
+  #  with:
+  #    build-version: ${{ needs.build-data.outputs.version }}
+  #    generate-gpo: true
+  #    profile-data-path-archive: zen-windows-x86_64-profile-data-and-jarlog.zip
 
-  windows-step-2:
-    name: Windows build step 2 (Generate profile data)
-    uses: ./.github/workflows/windows-profile-build.yml
-    permissions:
-      contents: write
-    needs: [windows-step-1, build-data]
-    with:
-      build-version: ${{ needs.build-data.outputs.version }}
-      profile-data-path-archive: zen.win64-pgo-stage-1.zip
+  #windows-step-2:
+  #  name: Windows build step 2 (Generate profile data)
+  #  uses: ./.github/workflows/windows-profile-build.yml
+  #  permissions:
+  #    contents: write
+  #  needs: [windows-step-1, build-data]
+  #  with:
+  #    build-version: ${{ needs.build-data.outputs.version }}
+  #    profile-data-path-archive: zen.win64-pgo-stage-1.zip
 
   windows-step-3:
     name: Windows build step 3 (build with profile data)
     uses: ./.github/workflows/windows-alpha-build.yml
     permissions:
       contents: write
-    needs: [build-data, windows-step-2]
+    needs: [build-data]
     with:
       build-version: ${{ needs.build-data.outputs.version }}
       generate-gpo: false

.github/workflows/src/windows_mozconfig

@@ -27,14 +27,14 @@ export WINE="$TOOLS/wine/bin/wine64"
 ac_add_options --disable-maintenance-service
 ac_add_options --disable-bits-download
 
-if test "$ZEN_GA_GENERATE_PROFILE"; then
-  mk_add_options "export MOZ_AUTOMATION_PACKAGE_GENERATED_SOURCES=0"
-  ac_add_options --enable-profile-generate=cross
-else
-  ac_add_options --disable-profiling
-  ac_add_options --enable-profile-use=cross
-  ac_add_options --with-pgo-profile-path=$(echo ~)/artifact/merged.profdata
-  ac_add_options --with-pgo-jarlog=$(echo ~)/artifact/en-US.log
-fi
+#if test "$ZEN_GA_GENERATE_PROFILE"; then
+#  mk_add_options "export MOZ_AUTOMATION_PACKAGE_GENERATED_SOURCES=0"
+#  ac_add_options --enable-profile-generate=cross
+#else
+#  ac_add_options --disable-profiling
+#  ac_add_options --enable-profile-use=cross
+#  ac_add_options --with-pgo-profile-path=$(echo ~)/artifact/merged.profdata
+#  ac_add_options --with-pgo-jarlog=$(echo ~)/artifact/en-US.log
+#fi
 
 # ALWAYS MANTAIN ONE LINE BREAK AT THE END OF THIS FILE

configs/common/mozconfig

@@ -77,9 +77,6 @@ if test "$ZEN_RELEASE"; then
   export AUTOCLOBBER=1
 
   if ! test "$ZEN_CROSS_COMPILING"; then
-    # We declare these later in windows builds, look at windows_mozconfig
-    export MOZ_PGO=1
-    ac_add_options MOZ_PGO=1
 
     # It causes link errors on windows
     ac_add_options --disable-dmd