[ci] Don’t build docs while building Windows binaries

.circleci/config.yml

@@ -123,7 +123,7 @@ jobs:
     executor: win32-executor
     steps:
       - checkout
-      - run: sudo apt update && DEBIAN_FRONTEND=noninteractive sudo apt install -y ninja-build gtk-doc-tools python3 python3-pip git g++-mingw-w64-i686 zip
+      - run: sudo apt update && DEBIAN_FRONTEND=noninteractive sudo apt install -y ninja-build python3 python3-pip git g++-mingw-w64-i686 zip
       - run: pip3 install meson==0.60.0
       - run: .ci/build-win32.sh
       - store_artifacts:
@@ -146,7 +146,7 @@ jobs:
     executor: win64-executor
     steps:
       - checkout
-      - run: sudo apt update && DEBIAN_FRONTEND=noninteractive sudo apt install -y ninja-build gtk-doc-tools python3 python3-pip git g++-mingw-w64-x86-64 zip
+      - run: sudo apt update && DEBIAN_FRONTEND=noninteractive sudo apt install -y ninja-build python3 python3-pip git g++-mingw-w64-x86-64 zip
       - run: pip3 install meson==0.60.0
       - run: bash .ci/build-win64.sh
       - store_artifacts: