gem-api should be in provided scope

Otherwise it would be shaded in the processor jar

Author: filiphr

processor/pom.xml

@@ -31,6 +31,7 @@
             <groupId>${project.parent.groupId}</groupId>
             <artifactId>gem-api</artifactId>
             <version>${project.parent.version}</version>
+            <scope>provided</scope>
         </dependency>
 
         <dependency>