[CI] Update error display in log-results

Author: picandocodigo

.buildkite/log-results.sh

@@ -16,7 +16,9 @@ for f in $files; do
 
   FAILED_TESTS=`grep "E," $f`
   if [[ -n "$FAILED_TESTS" ]]; then
-    buildkite-agent annotate --append "#### Failures in $f "
-    buildkite-agent annotate --append `grep "E," $f | awk -F '-- :' '{print $2}'`
+    buildkite-agent annotate --append "Failures in $f
+
+"
+    buildkite-agent annotate --append `grep -A1 "^E,.*" $f`
   fi
 done