chore: Update alpha-build.sh script to handle xvfb-run not found and disable profiling

.github/workflows/src/alpha-build.sh

@@ -11,6 +11,7 @@ fi
 # Check if xfvb is installed
 if ! command -v Xvfb &> /dev/null
 then
+  ulimit -n 4096
   Xvfb :2 -screen 0 1024x768x24 &
   export LLVM_PROFDATA=$HOME/.mozbuild/clang/bin/llvm-profdata
   export DISPLAY=:2

.github/workflows/src/windows_mozconfig

@@ -30,6 +30,7 @@ ac_add_options --enable-default-browser-agent
 ac_add_options --enable-install-strip
 ac_add_options --enable-jxl
 ac_add_options --disable-maintenance-service
+ac_add_options --disable-profiling
 
 ac_add_options --disable-bits-download
 

configs/common/mozconfig

@@ -64,6 +64,10 @@ if test "$ZEN_RELEASE"; then
     export MOZ_LTO=full
     ac_add_options MOZ_LTO=full
     ac_add_options --enable-lto=full
+  else 
+    export MOZ_LTO=cross,full
+    ac_add_options MOZ_LTO=cross,full
+    ac_add_options --enable-lto=cross,full
   fi
 
   mk_add_options MOZILLA_OFFICIAL=1