Update dependency google-cloud-storage to v1.44.0

Author: renovate[bot]

requirements.txt

@@ -4,7 +4,7 @@ chardet==3.0.4
 google-api-core==1.22.1
 google-auth==1.6.3
 google-cloud-core==1.0.2
-google-cloud-storage==1.16.1
+google-cloud-storage==1.44.0
 google-resumable-media==0.3.2
 googleapis-common-protos==1.6.0
 idna==2.8