install pyyaml for tests

Author: patapenka-alexey

.github/workflows/packing.yml

@@ -515,16 +515,16 @@ jobs:
           apt install -y python3-venv
           python3 -m venv .venv
 
-      - name: Install test requirements
-        run: |
-          pip3 install -r requirements-test.txt
-        if: matrix.target.dist == 'noble'
+      # - name: Install test requirements
+      #   run: |
+      #     pip3 install -r requirements-test.txt
+      #   if: matrix.target.dist == 'noble'
 
       - name: Install test requirements
         run: |
           . .venv/bin/activate
           pip3 install -r requirements-test.txt
-        if: matrix.target.dist != 'noble'
+        # if: matrix.target.dist != 'noble'
 
       - name: Install the crud module for testing purposes
         run: |
@@ -536,6 +536,8 @@ jobs:
 
       - name: Run tests
         run: |
+          . .venv/bin/activate
+          pip3 install pyyaml
           make test-pure-install
 
   publish_deb: