Try gcc 12

Author: bakpaul

docker/sofabuilder_ubuntu/Dockerfile

@@ -32,8 +32,8 @@ RUN apt-get install -y \
 RUN apt-get install -y \
     build-essential \
     ninja-build=1.10.\* \
-    gcc=4:12.\* \
-    g++=4:12.\* \
+    gcc-12 \
+    g++-12 \
     clang=1:14.0-\* \
     ccache=4.5.\*