Update build.yml

Author: ntkme

.github/workflows/build.yml

@@ -46,16 +46,6 @@ jobs:
           python3 sdk/tools/generate_package_config.py
           python3 sdk/tools/generate_sdk_version_file.py
 
-      - name: Patch
-        run: |
-          cd dart-sdk/sdk
-          if grep -q buildtools/sysroot/alpine-linux build/linux/alpine_sysroot_scripts/install-sysroot.sh; then
-            exit 0
-          fi
-          xargs -n 1 -- sh -xc 'curl -fsSL "https://github.com/dart-lang/sdk/commit/$1.diff" | git apply -' -- <<'EOF'
-            867610409a571f9a8848d46fb949745ef0d29e18
-          EOF
-
       - name: Get Checked-in Dart SDK Version
         id: version
         run: |