Disable annotation-unchecked at windows

Author: PeterDing

.github/workflows/main.yml

@@ -31,11 +31,11 @@ jobs:
       - name: Format check with black
         run: poetry run black --check .
       - name: Typecheck with mypy at Windows
-        - if: matrix.os == 'windows-latest'
-          run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract annotation-unchecked
+        run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract annotation-unchecked
+        if: matrix.os == 'windows-latest'
       - name: Typecheck with mypy at Linux
-        - if: matrix.os == 'ubuntu-latest'
-          run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract
+        run: poetry run mypy -p baidupcs_py --ignore-missing-imports --warn-unreachable --implicit-optional --allow-redefinition --disable-error-code abstract
+        if: matrix.os == 'ubuntu-latest'
       - name: Test with pytest
         run: |
           poetry run python build.py build_ext --inplace