fix(deps): update dependency com.google.api.grpc:grpc-google-common-p…

…rotos to v2.9.0 (#1706)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.api.grpc:grpc-google-common-protos](https://togithub.com/googleapis/java-common-protos) | `2.8.3` -> `2.9.0` | [![age](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.0/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.0/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.0/compatibility-slim/2.8.3)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.api.grpc:grpc-google-common-protos/2.9.0/confidence-slim/2.8.3)](https://docs.renovatebot.com/merge-confidence/) |

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gax-java/pom.xml

@@ -127,7 +127,7 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-common-protos</artifactId>
-        <version>2.8.3</version>
+        <version>2.9.0</version>
       </dependency>
       <dependency>
         <groupId>io.grpc</groupId>