versioner: fix output.

Bug: http://b/32664285
Test: python run_test.py
Change-Id: Ic487036a17cc6778493e316146e54ead8ce3e65b
diff --git a/tools/versioner/src/DeclarationDatabase.h b/tools/versioner/src/DeclarationDatabase.h
index e957019..cf3589b 100644
--- a/tools/versioner/src/DeclarationDatabase.h
+++ b/tools/versioner/src/DeclarationDatabase.h
@@ -173,9 +173,9 @@
 
       fprintf(out, "\n%s  ", indent_str.c_str());
       if (!calculateAvailability(&avail)) {
-        fprintf(out, "invalid availability");
+        fprintf(out, "invalid availability\n");
       } else {
-        fprintf(out, "%s", to_string(avail).c_str());
+        fprintf(out, "%s\n", to_string(avail).c_str());
       }
     }
   }
@@ -209,7 +209,6 @@
 
     for (auto& it : declarations) {
       it.second.dump(base_path, out, 4);
-      fprintf(out, "\n");
     }
   }
 };