[stable/keycloak] Add / to end of probe paths (#8079)

Without the slash these paths return a redirect, which is fine for the
probes but causes the load balancer health check on google cloud to
fail.

See https://github.com/kubernetes/ingress-gce#user-content-health-checks

Signed-off-by: Ben Spencer <ben.spencer@healthforge.io>

stable/keycloak/Chart.yaml

@@ -1,5 +1,5 @@
 name: keycloak
-version: 3.4.0
+version: 3.4.1
 appVersion: 4.2.1.Final
 description: Open Source Identity and Access Management For Modern Applications and Services
 keywords:

stable/keycloak/templates/statefulset.yaml

@@ -83,13 +83,13 @@ spec:
               protocol: TCP
           livenessProbe:
             httpGet:
-              path: /{{ .Values.keycloak.basepath }}
+              path: /{{ .Values.keycloak.basepath }}/
               port: http
             initialDelaySeconds: {{ .Values.keycloak.livenessProbe.initialDelaySeconds }}
             timeoutSeconds: {{ .Values.keycloak.livenessProbe.timeoutSeconds }}
           readinessProbe:
             httpGet:
-              path: /{{ .Values.keycloak.basepath }}
+              path: /{{ .Values.keycloak.basepath }}/
               port: http
             initialDelaySeconds: {{ .Values.keycloak.readinessProbe.initialDelaySeconds }}
             timeoutSeconds: {{ .Values.keycloak.readinessProbe.timeoutSeconds }}