Add complete set of dependencies for PyGObject build

Include gobject-introspection and libglib2.0-dev packages required for pycairo and PyGObject to build successfully in CI.

Applied to both pylint and license_scanner workflows.

Author: adamkrellenstein

.github/workflows/license_scanner.yml

@@ -22,7 +22,14 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update -y
-        sudo apt-get install -y libgirepository1.0-dev
+        sudo apt-get install -y \
+          libgirepository1.0-dev \
+          libcairo2-dev \
+          pkg-config \
+          python3-dev \
+          libffi-dev \
+          gobject-introspection \
+          libglib2.0-dev
         python -m pip install --upgrade pip
         pip install license_scanner
         pip install -e tower-lib

.github/workflows/pylint.yml

@@ -22,7 +22,14 @@ jobs:
     - name: Install dependencies
       run: |
         sudo apt-get update -y
-        sudo apt-get install -y libgirepository1.0-dev libcairo2-dev pkg-config python3-dev libffi-dev
+        sudo apt-get install -y \
+          libgirepository1.0-dev \
+          libcairo2-dev \
+          pkg-config \
+          python3-dev \
+          libffi-dev \
+          gobject-introspection \
+          libglib2.0-dev
         python -m pip install --upgrade pip
         pip install pylint
         pip install pylint-sarif-unofficial