ci: fix action-pyright

Author: AndreaCuneo

.github/workflows/python-tests.yml

@@ -41,6 +41,8 @@ jobs:
         github_token: ${{ secrets.GITHUB_TOKEN }}
         reporter: github-check
         lib: 
+        level: warning
+        filter_mode: file
 
     - name: Test Pytest
       run: |

src/Artesian/GMEPublicOffers/GMEPublicOfferQuery.py

@@ -221,7 +221,7 @@ async def executeAsync(self: GMEPublicOfferQuery) -> Any:
         url = self.__buildRequest()
         return await self._execAsync(url)
 
-    def __buildRequest(self: GMEPublicOfferQuery) -> List[str]:
+    def __buildRequest(self: GMEPublicOfferQuery) -> str:
         self._validateQuery()
         qp = self._queryParameters