Merge pull request #247 from ydb-platform/dependabot/pip/protobuf-3.18.3

Bump protobuf from 3.13.0 to 3.18.3

Author: rekby

test-requirements.txt

@@ -20,7 +20,7 @@ jsonschema==3.2.0
 packaging==21.0
 paramiko==2.10.1
 pluggy==0.13.1
-protobuf==3.13.0
+protobuf==3.18.3
 py==1.10.0
 pycparser==2.20
 PyNaCl==1.4.0