ci: fix Windows and Markdown check

anhappdev commented 2 months ago

Remove GitHub Action markdown-link-check since it's deprecated and caused many false positives

Fix failed test on Windows with error:

Step #1 - "build-and-test": downloading https://github.com/mlcommons/mobile_models/raw/main/v0_7/datasets/imagenet_tiny.zip
Step #1 - "build-and-test": can't load resources: HandshakeException: Handshake error in client (OS Error: 
Step #1 - "build-and-test":     CERTIFICATE_VERIFY_FAILED: unable to get local issuer certificate(../../third_party/boringssl/src/ssl/handshake.cc:393))
Step #1 - "build-and-test": #0      _SecureFilterImpl._handshake (dart:io-patch/secure_socket_patch.dart:99:46)
Step #1 - "build-and-test": #1      _SecureFilterImpl.handshake (dart:io-patch/secure_socket_patch.dart:142:25)
Step #1 - "build-and-test": #2      _RawSecureSocket._secureHandshake (dart:io/secure_socket.dart:915:54)
Step #1 - "build-and-test": #3      _RawSecureSocket._tryFilter (dart:io/secure_socket.dart:1044:19)
Step #1 - "build-and-test": <asynchronous suspension>
Step #1 - "build-and-test": 
Step #1 - "build-and-test": make[1]: *** [flutter/flutter.mk:182: flutter/test/integration] Error 1
Step #1 - "build-and-test": make: *** [flutter/windows/windows-docker.mk:46: flutter/windows/ci] Error 2