Merge pull request crossplane#126 from crossplane/renovate/grpcio-1.x

fix(deps): update dependency grpcio to v1.70.0

Author: bobh66

pyproject.toml

@@ -17,7 +17,7 @@ classifiers = [
 ]
 
 dependencies = [
-  "grpcio==1.67.0",
+  "grpcio==1.70.0",
   "grpcio-reflection==1.*",
   "protobuf==5.29.3",
   "pydantic==2.*",