[CI] Enable fail-fast in matrix strategy for build-and-run workflow

Author: mikepapadim

.github/workflows/build-and-run.yml

@@ -34,7 +34,7 @@ jobs:
     timeout-minutes: 30
 
     strategy:
-      fail-fast: false
+      fail-fast: true
       matrix:
         backend:
           - name: opencl