Also disable unity builds for Ubuntu 18.04

This seemed to have slipped through the cracks.

Author: robbert-vdh

.github/workflows/build.yml

@@ -49,7 +49,11 @@ jobs:
 
           # Statically link to libstdc++ on Ubuntu 18.04 as we're compiling
           # with a newer version of g++ than what's in the default repos
-          meson setup build --buildtype=release --cross-file=cross-wine.conf --unity=on --unity-size=10000 -Dbitbridge=true -Dcpp_link_args='-mwindows -static-libstdc++' -Dbuild.cpp_link_args='-static-libstdc++'
+          # FIXME: Once the Wine versions affected by
+          #        https://bugs.winehq.org/show_bug.cgi?id=53912 are no longer
+          #        around, re-enable unity builds
+          # meson setup build --buildtype=release --cross-file=cross-wine.conf --unity=on --unity-size=10000 -Dbitbridge=true -Dcpp_link_args='-mwindows -static-libstdc++' -Dbuild.cpp_link_args='-static-libstdc++'
+          meson setup build --buildtype=release --cross-file=cross-wine.conf -Dbitbridge=true -Dcpp_link_args='-mwindows -static-libstdc++' -Dbuild.cpp_link_args='-static-libstdc++'
           ninja -C build
       - name: Strip remaining debug symbols
         run: strip build/libyabridge{,-chainloader}-{clap,vst2,vst3}.so build/yabridge-host{,-32}.exe.so