[UPDATE] Room 2.1.0-alpha07

Author: XinyueZ

build.gradle

@@ -38,7 +38,7 @@ buildscript {
         materialVersion = '1.0.0'
         navigationVersion = '2.0.0'
         recyclerViewVersion = '1.1.0-alpha04'
-        roomVersion = '2.1.0-alpha06'
+        roomVersion = '2.1.0-alpha07'
         runnerVersion = '1.0.1'
         supportLibraryVersion = '1.1.0-alpha04'
         truth = '0.42'