Need to pin the hydra migration too (#1320)

Author: michaeljguarino

plural/helm/plural/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: plural
 description: A helm chart for installing plural
 appVersion: 0.11.4
-version: 0.10.87
+version: 0.10.88
 dependencies:
   - name: hydra
     version: 0.26.5

plural/helm/plural/templates/migration.yaml

@@ -59,7 +59,7 @@ spec:
 apiVersion: batch/v1
 kind: Job
 metadata:
-  name: hydra-migration-{{ randAlphaNum 4 | lower }}
+  name: hydra-migration-{{ .Values.image.tag | default .Chart.AppVersion | sha256sum | trunc 8 }}
 spec:
   backoffLimit: 10
   template: