deps: update dependency com.google.truth.extensions:truth-proto-extension to v1.1.5 (#1801)

Author: renovate-bot

pom.xml

@@ -189,7 +189,7 @@
             <dependency>
                 <groupId>com.google.truth.extensions</groupId>
                 <artifactId>truth-proto-extension</artifactId>
-                <version>1.1.4</version>
+                <version>1.1.5</version>
                 <scope>test</scope>
                 <exclusions>
                     <!-- exclude protobuf-java as it is managed in the shared deps bom-->