deps: update dependency com.google.api:api-common to v1.9.1 (#228)

Author: renovate-bot

pom.xml

@@ -153,7 +153,7 @@
  <site.installationModule>google-cloud-firestore-parent</site.installationModule>
  <project.javadoc.protobufBaseURL>https://googleapis.dev/java/google-api-grpc/latest</project.javadoc.protobufBaseURL>
  <google.core.version>1.93.4</google.core.version>
- <google.api-common.version>1.9.0</google.api-common.version>
+ <google.api-common.version>1.9.1</google.api-common.version>
  <google.common-protos.version>1.18.0</google.common-protos.version>
  <gax.version>1.56.0</gax.version>
  <grpc.version>1.29.0</grpc.version>