Fix compilation errors from bad backpatch

The apiserver binary was missing one import, and rmdata required
an update to a data structure.

Author: Jonathan S. Katz

internal/apiserver/common.go

@@ -19,6 +19,7 @@ import (
 	"errors"
 	"fmt"
 	"strconv"
+	"strings"
 
 	"github.com/crunchydata/postgres-operator/internal/config"
 	"github.com/crunchydata/postgres-operator/internal/kubeapi"

pgo-rmdata/rmdata/process.go

@@ -222,7 +222,7 @@ func removeBackupSecrets(request Request) {
 // <cluster-name>-pgha-config (stores a Patroni config file in YAML format)
 func removeClusterConfigmaps(request Request) {
 	// Store the derived names of the three configmaps in an array
-	clusterConfigmaps := [4]string{
+	clusterConfigmaps := []string{
 		// first, derive the name of the PG HA default configmap, which is
 		// "`clusterName`-`LABEL_PGHA_CONFIGMAP`"
 		fmt.Sprintf("%s-%s", request.ClusterName, config.LABEL_PGHA_CONFIGMAP),