ci: Dropped iOS build job

.github/workflows/build.yml

@@ -251,28 +251,3 @@ jobs:
         with:
           name: ${{ env.OS }}-${{ env.TARGET }}
           path: src/android/app/artifacts/
-  ios:
-    if: ${{ !startsWith(github.ref, 'refs/tags/') }}
-    runs-on: macos-14
-    env:
-      CCACHE_DIR: ${{ github.workspace }}/.ccache
-      CCACHE_COMPILERCHECK: content
-      CCACHE_SLOPPINESS: time_macros
-      OS: ios
-      TARGET: arm64
-    steps:
-      - uses: actions/checkout@v4
-        with:
-          submodules: recursive
-      - name: Set up cache
-        uses: actions/cache@v4
-        with:
-          path: ${{ env.CCACHE_DIR }}
-          key: ${{ runner.os }}-ios-${{ github.sha }}
-          restore-keys: |
-            ${{ runner.os }}-ios-
-      - name: Install tools
-        run: brew install ccache ninja
-      - name: Build
-        run: ./.ci/ios.sh
-