pgMonitor v5.2.1 bump:

Combine ccp_archive_command_status queries into one query.
Add semicolons to the end of all queries.
Make ccp_replication_lag_size return the replica name for grafana dashboard legend.
DROP functions rather than CREATE OR REPLACE to avoid errors due to changes in functions.

Author: dsessler7

Makefile

@@ -6,7 +6,7 @@ PGO_IMAGE_URL ?= https://www.crunchydata.com/products/crunchy-postgresql-for-kub
 PGO_IMAGE_PREFIX ?= localhost
 
 PGMONITOR_DIR ?= hack/tools/pgmonitor
-PGMONITOR_VERSION ?= v5.1.1
+PGMONITOR_VERSION ?= v5.2.1
 QUERIES_CONFIG_DIR ?= hack/tools/queries
 
 # Buildah's "build" used to be "bud". Use the alias to be compatible for a while.