Feat: add s3-compatible storage boxes (#11313)

### What problem does this PR solve?

PR for implementing s3 compatible storage units #11240 

### Type of change

- [x] New Feature (non-breaking change which adds functionality)

common/data_source/blob_connector.py

@@ -87,6 +87,13 @@ class BlobStorageConnector(LoadConnector, PollConnector):
             ):
                 raise ConnectorMissingCredentialError("Oracle Cloud Infrastructure")
 
+        elif self.bucket_type == BlobType.S3_COMPATIBLE:
+            if not all(
+                credentials.get(key)
+                for key in ["endpoint_url", "aws_access_key_id", "aws_secret_access_key"]
+            ):
+                raise ConnectorMissingCredentialError("S3 Compatible Storage")
+
         else:
             raise ValueError(f"Unsupported bucket type: {self.bucket_type}")