deps: update dependency com.google.api.grpc:grpc-google-cloud-network-security-v1 to v0.7.0 (#239)

* deps: update dependency com.google.api.grpc:grpc-google-cloud-network-security-v1 to v0.7.0

* 🦉 Updates from OwlBot post-processor

See https://github.com/googleapis/repo-automation-bots/blob/main/packages/owl-bot/README.md

Co-authored-by: Owl Bot <gcf-owl-bot[bot]@users.noreply.github.com>

Author: renovate-bot

java-network-security/pom.xml

@@ -79,7 +79,7 @@
       <dependency>
         <groupId>com.google.api.grpc</groupId>
         <artifactId>grpc-google-cloud-network-security-v1</artifactId>
-        <version>0.6.5-SNAPSHOT</version><!-- {x-version-update:grpc-google-cloud-network-security-v1:current} -->
+        <version>0.7.0</version><!-- {x-version-update:grpc-google-cloud-network-security-v1:current} -->
       </dependency>
       <dependency>
         <groupId>com.google.api.grpc</groupId>