Update directory names in RELEASING.md. (#1434)
Some directory names were changed, so the list of readmes in RELEASING.md needed
to be updated.
diff --git a/RELEASING.md b/RELEASING.md
index 4598f7d..19cfc50 100644
--- a/RELEASING.md
+++ b/RELEASING.md
@@ -207,11 +207,11 @@
contrib/exemplar_util/README.md
contrib/grpc_util/README.md
contrib/http_util/README.md
- contrib/log_correlation/log4j/README.md
+ contrib/log_correlation/log4j2/README.md
contrib/log_correlation/stackdriver/README.md
contrib/monitored_resource_util/README.md
contrib/spring/README.md
- contrib/spring_sleuth/README.md
+ contrib/spring_sleuth_v1x/README.md
contrib/zpages/README.md
exporters/stats/prometheus/README.md
exporters/stats/signalfx/README.md