CI: Update Ubuntu runners to 24.04, but keep 22.04 for Linux builds

Pin clang-format to version 16, and black to 24.10.0.
Keep using Ubuntu 22.04 for Linux builds for portability.

.github/workflows/server_builds.yml

@@ -14,7 +14,8 @@ concurrency:
 
 jobs:
   build-server:
-    runs-on: "ubuntu-20.04"
+    # Stay one LTS before latest to increase portability of Linux artifacts.
+    runs-on: "ubuntu-22.04"
     name: ${{ matrix.name }}
     strategy:
       fail-fast: false
@@ -36,14 +37,14 @@ jobs:
       - name: Linux dependencies
         shell: bash
         run: |
-          # Azure repositories are not reliable, we need to prevent azure giving us packages.
-          sudo rm -f /etc/apt/sources.list.d/*
-          sudo cp -f misc/ci/sources.list /etc/apt/sources.list
+          # Azure repositories are flaky, remove them.
+          sudo rm -f /etc/apt/sources.list.d/{azure,microsoft}*
           sudo apt-get update
-          # The actual dependencies
-          sudo apt-get install build-essential pkg-config libx11-dev libxcursor-dev \
-              libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev libpulse-dev \
-              libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm xvfb wget unzip
+          # The actual dependencies.
+          sudo apt-get install --no-install-recommends build-essential pkg-config libx11-dev \
+              libxcursor-dev libxinerama-dev libgl1-mesa-dev libglu-dev libasound2-dev \
+              libpulse-dev libdbus-1-dev libudev-dev libxi-dev libxrandr-dev yasm xvfb wget unzip \
+              libspeechd-dev speech-dispatcher
 
       - name: Restore Godot build cache
         uses: ./.github/actions/godot-cache-restore