Use PGO for x64 and aarch64 Linux builds on CI

Author: Kobzol

.github/workflows/release.yaml

@@ -38,10 +38,12 @@ jobs:
             target: x86_64-unknown-linux-gnu
             zig_target: x86_64-unknown-linux-gnu.2.28
             code-target: linux-x64
+            pgo: true
           - os: ubuntu-latest
             target: aarch64-unknown-linux-gnu
             zig_target: aarch64-unknown-linux-gnu.2.28
             code-target: linux-arm64
+            pgo: true
           - os: ubuntu-latest
             target: arm-unknown-linux-gnueabihf
             zig_target: arm-unknown-linux-gnueabihf.2.28
@@ -74,7 +76,8 @@ jobs:
       - name: Install Rust toolchain
         run: |
           rustup update --no-self-update stable
-          rustup component add rust-src
+          # llvm-tools contain the llvm-profdata tool which is needed for PGO
+          rustup component add rust-src ${{ matrix.pgo && 'llvm-tools' || '' }}
           rustup target add ${{ matrix.target }}
 
       - name: Install Zig toolchain
@@ -87,11 +90,11 @@ jobs:
 
       - name: Dist (plain)
         if: ${{ !matrix.zig_target }}
-        run: cargo xtask dist --client-patch-version ${{ github.run_number }}
+        run: cargo xtask dist --client-patch-version ${{ github.run_number }} ${{ matrix.pgo && '--pgo' || ''}}
 
       - name: Dist (using zigbuild)
         if: ${{ matrix.zig_target }}
-        run: RA_TARGET=${{ matrix.zig_target}} cargo xtask dist --client-patch-version ${{ github.run_number }} --zig
+        run: RA_TARGET=${{ matrix.zig_target}} cargo xtask dist --client-patch-version ${{ github.run_number }} --zig ${{ matrix.pgo && '--pgo' || ''}}
 
       - run: npm ci
         working-directory: editors/code