add permissions so that dynamic rp can deploy persistant volumes using tf recipes (#10234)

# Description

When using terraform recipes, dynamic rp creates the resources specified
by communicating with kubernetes.
It has to be updated with permissions to deploy a pv for extensibility. 

## Type of change


- This pull request adds or changes features of Radius and has an
approved issue (issue link required).


Partially Fixes:
#[9829](#9829)

## Contributor checklist
Please verify that the PR meets the following requirements, where
applicable:

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- An overview of proposed schema changes is included in a linked GitHub
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    - [X] Not applicable <!-- TaskRadio schema -->
- A design document PR is created in the [design-notes
repository](https://github.com/radius-project/design-notes/), if new
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- The design document has been reviewed and approved by Radius
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- A PR for the [recipes
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Signed-off-by: nithyatsu <[email protected]>

Author: nithyatsu

deploy/Chart/templates/dynamic-rp/rbac.yaml

@@ -15,6 +15,18 @@ rules:
   - namespaces
   - serviceaccounts
   - pods
+  - persistentvolumes
+  - persistentvolumes/status
+  - persistentvolumeclaims
+  - persistentvolumeclaims/status
+  verbs:
+  - create
+  - delete
+  - get
+  - list
+  - patch
+  - update
+  - watch
   verbs:
   - create
   - delete
@@ -86,4 +98,4 @@ roleRef:
 subjects:
 - kind: ServiceAccount
   name: dynamic-rp
-  namespace: {{ .Release.Namespace }}
+  namespace: {{ .Release.Namespace }}