Update Ubuntu-arm.yml

Author: mcbarton

.github/workflows/Ubuntu-arm.yml

@@ -27,7 +27,6 @@ jobs:
             compiler: gcc-12
             clang-runtime: '20'
             cling: Off
-            coverage: On
             llvm_enable_projects: "clang"
             llvm_targets_to_build: "host;NVPTX"
           - name: ubu24-arm-gcc12-clang-repl-19
@@ -254,6 +253,7 @@ jobs:
             clang-runtime: '20'
             cling: Off
             cppyy: Off
+            coverage: On
           - name: ubu24-arm-gcc12-clang-repl-19-cppyy
             os: ubuntu-24.04-arm
             compiler: gcc-12