TBR: reader/android: use relative paths in the vdl plugin

Change-Id: I60f3212a59f581153803eda111a482aa84f94449
diff --git a/android/app/build.gradle b/android/app/build.gradle
index 905069f..147071a 100644
--- a/android/app/build.gradle
+++ b/android/app/build.gradle
@@ -67,7 +67,7 @@
 }
 
 vdl {
-    inputPaths += System.getenv("JIRI_ROOT") + '/release/go/src'
-    inputPaths += '../..'
+    inputPaths += '../go/src'
+    inputPaths += '../projects/build'
     packageTranslations += 'vdl->io.v.android.apps.reader.vdl'
 }