ci: install pkg-config

Author: igagis

.github/workflows/ci.yml

@@ -33,6 +33,9 @@ jobs:
         run: |
           apt --quiet update --yes
           apt --quiet install --yes build-essential cmake pkg-config git curl zip unzip tar
+      - name: install build deps
+        run: |
+          apt --quiet install --yes libxmu-dev libxi-dev libgl-dev
       - name: git clone
         uses: myci-actions/checkout@main
         with: