fix dependencies

Author: scwhittle

runners/google-cloud-dataflow-java/worker/build.gradle

@@ -151,7 +151,6 @@ applyJavaNature(
             exclude "META-INF/LICENSE.txt"
             exclude "about.html"
         })
-
 /******************************************************************************/
 // Configure the worker root project
 
@@ -167,6 +166,11 @@ configurations {
 
 dependencies {
     implementation enforcedPlatform(library.java.google_cloud_platform_libraries_bom)
+    implementation library.java.gax
+    implementation library.java.google_cloud_core
+    implementation library.java.guava
+    permitUnusedDeclared library.java.guava
+    implementation library.java.protobuf_java
 
     // Note that any dependency that is modified here should also be modified within
     // runners/google-cloud-dataflow-java/worker/build.gradle using the rules provided