feat(storage/azure.py): Add content_type option for .gz files

As requested by kcidb team, it will be easier to handle files
if they have proper content-type set.

Signed-off-by: Denys Fedoryshchenko <denys.f@collabora.com>

kernelci/storage/azure.py

@@ -8,6 +8,7 @@
 from urllib.parse import urljoin
 import os
 from azure.storage.fileshare import ShareServiceClient
+from azure.storage.blob import ContentSettings
 from . import Storage
 
 
@@ -68,7 +69,11 @@ def _upload(self, file_paths, dest_path):
         for src, dst in file_paths:
             file_client = root.get_file_client(file_name=dst)
             with open(src, 'rb') as src_file:
-                file_client.upload_file(src_file)
+                c_type = 'application/octet-stream'
+                if src.endswith('.gz'):
+                    c_type = 'application/gzip'
+                c_settings = ContentSettings(content_type=c_type)
+                file_client.upload_file(src_file, content_settings=c_settings)
             urls[dst] = urljoin(
                 self.config.base_url,
                 '/'.join([self.config.share, dest_path, dst]),