update CI to use new tidy extra checks for rustdoc js

Author: lolbinarycat

src/ci/docker/host-x86_64/mingw-check-1/Dockerfile

@@ -50,9 +50,7 @@ ENV SCRIPT \
            python3 ../x.py check compiletest --set build.compiletest-use-stage0-libtest=true && \
            python3 ../x.py check --stage 1 --target=i686-pc-windows-gnu --host=i686-pc-windows-gnu && \
            python3 ../x.py check --stage 1 --set build.optimized-compiler-builtins=false core alloc std --target=aarch64-unknown-linux-gnu,i686-pc-windows-msvc,i686-unknown-linux-gnu,x86_64-apple-darwin,x86_64-pc-windows-gnu,x86_64-pc-windows-msvc && \
+	   python3 ../x.py test --stage 0 tidy --extra-checks=js && \
            /scripts/validate-toolstate.sh && \
            reuse --include-submodules lint && \
-           python3 ../x.py test collect-license-metadata && \
-           # Runs checks to ensure that there are no issues in our JS code.
-           es-check es2019 ../src/librustdoc/html/static/js/*.js && \
-           tsc --project ../src/librustdoc/html/static/js/tsconfig.json
+           python3 ../x.py test collect-license-metadata