Allow CI to pass even if the processcoverage step fails

Author: DilumAluthge

.github/workflows/UnitTests.yml

@@ -71,6 +71,8 @@ jobs:
 
     - uses: julia-actions/julia-runtest@v1
     - uses: julia-actions/julia-processcoverage@v1
+      # Allow CI to pass even if the `processcoverage` step fails:
+      continue-on-error: true
     - uses: codecov/codecov-action@v5
       with:
         token: ${{ secrets.CODECOV_TOKEN }}