chore: Update alpha.yml workflow to consistently use the use-warp-build input

.github/workflows/alpha.yml

@@ -13,11 +13,6 @@ on:
         required: false
         default: true
         type: 'boolean'
-      use-warp-build:
-        description: 'Use the warp build'
-        required: false
-        default: false
-        type: 'boolean'
 
 jobs:
 
@@ -214,7 +209,6 @@ jobs:
     with:
       build-version: ${{ needs.build-data.outputs.version }}
       generate-gpo: false
-      use-warp-build: ${{ inputs.use-warp-build }}
 
   linux:
     name: Linux build
@@ -224,7 +218,6 @@ jobs:
     needs: [build-data] 
     with:
       build-version: ${{ needs.build-data.outputs.version }}
-      use-warp-build: ${{ inputs.use-warp-build }}
 
   mac:
     name: macOS build

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

@@ -6,16 +6,12 @@ on:
         description: 'The version to build'
         required: true
         type: string
-      use-warp-build:
-        description: 'Whether to use the warp build'
-        required: true
-        type: boolean
     
 jobs:
   build-linux:
     permissions:
       contents: write
-    runs-on: ${{ github.event.inputs.use-warp-build == 'true' && 'warp-ubuntu-latest-x64-16x' || 'ubuntu-latest' }}
+    runs-on: ubuntu-latest
 
     steps:
       - name: Install Node.js

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

@@ -13,14 +13,10 @@ on:
       profile-data-path-archive:
         description: 'The path to the zip archive containing the profile data'
         type: string
-      use-warp-build:
-        description: 'Whether to use the warp build'
-        required: true
-        type: boolean
 
 jobs:
   windows-build:
-    runs-on: ${{ github.event.inputs.use-warp-build == 'true' && 'warp-ubuntu-latest-x64-16x' || 'ubuntu-latest' }}
+    runs-on: ubuntu-latest
 
     steps:
       - name: Install Node.js and pnpm

configs/common/mozconfig

@@ -55,9 +55,9 @@ if test "$ZEN_RELEASE"; then
   ac_add_options --disable-geckodriver
   ac_add_options --disable-rust-tests
 
-  export MOZ_LTO=full
-  ac_add_options MOZ_LTO=full
-  ac_add_options --enable-lto=full
+  export MOZ_LTO=thin
+  ac_add_options MOZ_LTO=thin
+  ac_add_options --enable-lto=thin
 
   if test "$ZEN_CROSS_COMPILING"; then
     ac_add_options --disable-jemalloc