chore: Update build workflows and mozconfig files

.github/workflows/windows-alpha-build.yml

@@ -61,7 +61,7 @@ jobs:
         uses: actions/cache@v4
         with:
           path: ${HOME}/win-cross
-          key: clang-17
+          key: win-cross
 
       - name: Configure sccache
         uses: actions/github-script@v7

configs/common/mozconfig

@@ -18,7 +18,7 @@ export MOZ_MACBUNDLE_NAME="Zen Browser.app"
 
 # Uncomment if builds are too resource hungry
 # mk_add_options MOZ_MAKE_FLAGS="-j4"
-ac_add_options --enable-linker=gold
+# ac_add_options --enable-linker=gold
 
 # Misc
 export MOZ_STUB_INSTALLER=1
@@ -61,7 +61,7 @@ if test "$ZEN_RELEASE"; then
   export MOZ_LTO=full
   ac_add_options MOZ_LTO=full
   ac_add_options --enable-lto=full
-  ac_add_options --enable-jemalloc
+  ac_add_options --disable-jemalloc
 
   mk_add_options MOZILLA_OFFICIAL=1
   MOZILLA_OFFICIAL=1