turn artifact spot check back on - sonatype resolved their problem

Change-Id: I266bc4d4e49cb278b2ae41beed63f957c7fd0222
diff --git a/tools/build/onos-build-and-upload b/tools/build/onos-build-and-upload
index d308d99..0888cf6 100755
--- a/tools/build/onos-build-and-upload
+++ b/tools/build/onos-build-and-upload
@@ -27,8 +27,7 @@
     onos-upload-bits
 
     # spot check that uploaded artifacts are correct
-    # RAM - these have suddenly disappeared - need to investigate further
-    #check-uploaded-maven-artifacts  $VERSION $ONOS_ROOT https://oss.sonatype.org/content/groups/staging
+    check-uploaded-maven-artifacts  $VERSION $ONOS_ROOT https://oss.sonatype.org/content/groups/staging
 
     # set the version strings to the next version
     onos-snapshot ${NEXT_VERSION}