Add node selector in deployments (#695)

<!-- markdownlint-disable MD041 -->
#### What this PR does / why we need it
Add `nodeSelector` field in controllers deployments chart.
Users can modify the `nodeSelector` field from Helm.

This PR fixes [this
issue](open-component-model/ocm-project#557).

Signed-off-by: Henry Zeng <[email protected]>

Author: Melonbun233

deploy/templates/deployment_manager.yaml

@@ -69,3 +69,7 @@ spec:
       volumes:
       {{- toYaml .Values.manager.volumes | nindent 8 }}
       {{- end}}
+      {{- if .Values.manager.nodeSelector }}
+      nodeSelector:
+      {{- toYaml .Values.manager.nodeSelector | nindent 8 }}
+      {{- end}}

deploy/templates/deployment_registry.yaml

@@ -55,3 +55,7 @@ spec:
       {{- if .Values.registry.tls.enabled }}
       {{- toYaml .Values.registry.tls.volumes | nindent 8 }}
       {{- end}}
+      {{- if .Values.registry.nodeSelector }}
+      nodeSelector:
+      {{- toYaml .Values.registry.nodeSelector | nindent 8 }}
+      {{- end}}

deploy/values.yaml

@@ -28,6 +28,7 @@ registry:
               path: "key.pem"
             - key: "ca.crt"
               path: "ca.pem"
+  nodeSelector: {}
 
 manager:
   replicaCount: 1