ci:remove macos llvm download when release

.github/workflows/targets.yml

@@ -1,47 +0,0 @@
-
-name: Targets
-
-on:
-  push:
-    branches:
-      - "**"
-      - "!dependabot/**"
-  pull_request:
-    branches: ["**"]
-
-concurrency:
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
-  cancel-in-progress: true
-
-jobs:
-  llgo:
-    continue-on-error: true
-    timeout-minutes: 30
-    strategy:
-      matrix:
-        os:
-          - macos-latest
-          - ubuntu-24.04
-        llvm: [19]
-    runs-on: ${{matrix.os}}
-    steps:
-      - uses: actions/checkout@v5
-      - name: Install dependencies
-        uses: ./.github/actions/setup-deps
-        with:
-          llvm-version: ${{matrix.llvm}}
-
-      - name: Set up Go for build
-        uses: ./.github/actions/setup-go
-        with:
-          go-version: "1.24.2"
-
-      - name: Install
-        run: |
-          go install ./...
-          echo "LLGO_ROOT=$GITHUB_WORKSPACE" >> $GITHUB_ENV
-
-      - name: Build targets
-        run: |
-          cd _demo/embed/targetsbuild
-          bash build.sh