fix: add autovalue plugin config to invoker/core/pom.xml to fix local development (GoogleCloudPlatform#339)

Author: akerekes

invoker/core/pom.xml

@@ -158,6 +158,24 @@
 
   <build>
     <plugins>
+     <plugin>
+       <artifactId>maven-compiler-plugin</artifactId>
+       <version>3.14.1</version>
+      <configuration>
+        <annotationProcessorPaths>
+          <path>
+            <groupId>com.google.auto.value</groupId>
+            <artifactId>auto-value</artifactId>
+            <version>1.11.0</version>
+          </path>
+          <path>
+            <groupId>com.ryanharter.auto.value</groupId>
+            <artifactId>auto-value-gson</artifactId>
+            <version>1.3.1</version>
+          </path>
+        </annotationProcessorPaths>
+      </configuration>
+     </plugin>
       <plugin>
         <artifactId>maven-jar-plugin</artifactId>
         <version>3.4.2</version>