drop clang v7 on Windows from CI test

Author: 2bndy5

.github/workflows/run-dev-tests.yml

@@ -75,12 +75,13 @@ jobs:
         run: sudo apt-get update
 
       - name: Install clang v7
+        if: matrix.os == 'Linux'
         uses: cpp-linter/cpp_linter_rs/install-clang-action@pr-reviews
         with:
           version: '7'
 
       - name: Collect Coverage for clang v7
-        working-directory: cpp-linter-lib
+        if: matrix.os == 'Linux'
         env:
           CLANG_VERSION: '7'
         run: just test