chore(CI.yml): update setup-fpm action to v7

Author: rouson

.github/workflows/CI.yml

@@ -15,7 +15,7 @@ jobs:
       uses: actions/checkout@v4
 
     - name: Install fpm
-      uses: fortran-lang/setup-fpm@v4
+      uses: fortran-lang/setup-fpm@v7
       with:
         github-token: ${{ secrets.GITHUB_TOKEN }}