Fix Mason report generator Now that we use the upstream trove, rather than local trove for git, the report generator needs to be updated to reflect that. Also mason.sh creates the workspace directory in /, rather than /root/.

diff --git a/mason/mason-report.sh b/mason/mason-report.sh
index c18e68a..60fc5a0 100755
--- a/mason/mason-report.sh
+++ b/mason/mason-report.sh
@@ -233,10 +233,10 @@ if [ "$RESULT" = skip ]; then
 fi

 DURATION=$(( $(date +%s) - $(date --date="$START_TIME" +%s) ))
-SHA1="$(cd "ws/$DEFINITIONS_REF/$DISTBUILD_TROVE_ADDRESS/baserock/baserock/definitions" && git rev-parse HEAD)"
+SHA1="$(cd "/ws/$DEFINITIONS_REF/$UPSTREAM_TROVE_ADDRESS/baserock/baserock/definitions" && git rev-parse HEAD)"

 update_report "$START_TIME" \
-              "$DISTBUILD_TROVE_ADDRESS" \
+              "$UPSTREAM_TROVE_ADDRESS" \
               "$DEFINITIONS_REF" \
               "$SHA1" \
               "$DURATION" \