Merge pull request #196 from vpython/dependabot/pip/protobuf-4.25.8

Bump protobuf from 4.23.0 to 4.25.8

tested locally. Seems to work.

Author: sspickle

requirements.txt

@@ -26,7 +26,7 @@ itsdangerous==2.1.2
 Jinja2==3.1.2
 MarkupSafe==2.1.2
 proto-plus==1.22.2
-protobuf==4.23.0
+protobuf==4.25.8
 pyasn1==0.5.0
 pyasn1-modules==0.3.0
 pycparser==2.21