Update build_and_test.yml

.github/workflows/build_and_test.yml

@@ -1,6 +1,6 @@
 # This starter workflow is for a CMake project running on multiple platforms. There is a different starter workflow if you just want a single platform.
 # See: https://github.com/actions/starter-workflows/blob/main/ci/cmake-single-platform.yml
-name: CMake on multiple platforms
+name: Build-and-test
 
 on:
   push:
@@ -46,6 +46,8 @@ jobs:
 
     steps:
     - uses: actions/checkout@v4
+      with:
+        submodules: 'true'
 
     - name: Install CMake
       run: |