Simplify gh-aw installation steps

Co-authored-by: pelikhan <4175913+pelikhan@users.noreply.github.com>

Author: Copilot

workflows/maintainer.md

@@ -27,18 +27,9 @@ steps:
   - name: Checkout repository
     uses: actions/checkout@v4
 
-  - name: Install gh CLI
-    run: |
-      type -p curl >/dev/null || (sudo apt update && sudo apt install curl -y)
-      curl -fsSL https://cli.github.com/packages/githubcli-archive-keyring.gpg | sudo dd of=/usr/share/keyrings/githubcli-archive-keyring.gpg \
-      && sudo chmod go+r /usr/share/keyrings/githubcli-archive-keyring.gpg \
-      && echo "deb [arch=$(dpkg --print-architecture) signed-by=/usr/share/keyrings/githubcli-archive-keyring.gpg] https://cli.github.com/packages stable main" | sudo tee /etc/apt/sources.list.d/github-cli.list > /dev/null \
-      && sudo apt update \
-      && sudo apt install gh -y
-
   - name: Install gh-aw extension
     run: |
-      gh extension install githubnext/gh-aw || gh extension upgrade githubnext/gh-aw
+      gh extension install githubnext/gh-aw
     env:
       GH_TOKEN: ${{ github.token }}