[PLAT-14966] [PLAT-14968] Edit KMS config reverts to default name in …

…hashicorp vault

Summary:
This diff fixes 2 issues:
1. [PLAT-14966] Edit KMS config reverts to default name in hashicorp vault
2. [PLAT-14968] [UI] Display the Hashicorp KMS key name under KMS config's Show Details section

Test Plan:
Manually tested:
Created a Hashicorp vault KMS, edited the secret token, edited the approle auth creds, ensured the vault key name stays the same instead of defaulting to `key_yugabyte`.

Also:
Run itests.
Run UTs.

Reviewers: svarshney, kkannan, sanketh

Reviewed By: kkannan, sanketh

Subscribers: sanketh, yugaware

Differential Revision: https://phorge.dev.yugabyte.com/D38500

managed/src/main/java/com/yugabyte/yw/controllers/EncryptionAtRestController.java

@@ -223,6 +223,7 @@ private void checkEditableFields(ObjectNode formData, KeyProvider keyProvider, U
             Arrays.asList(
                 HashicorpVaultConfigParams.HC_VAULT_ENGINE,
                 HashicorpVaultConfigParams.HC_VAULT_MOUNT_PATH,
+                HashicorpVaultConfigParams.HC_VAULT_KEY_NAME,
                 HashicorpVaultConfigParams.HC_VAULT_ADDRESS);
         for (String field : hashicorpKmsNonEditableFields) {
           if (formData.get(field) != null && !authconfig.get(field).equals(formData.get(field))) {
@@ -305,6 +306,9 @@ private ObjectNode addNonEditableFieldsData(
         formData.set(
             HashicorpVaultConfigParams.HC_VAULT_MOUNT_PATH,
             authConfig.get(HashicorpVaultConfigParams.HC_VAULT_MOUNT_PATH));
+        formData.set(
+            HashicorpVaultConfigParams.HC_VAULT_KEY_NAME,
+            authConfig.get(HashicorpVaultConfigParams.HC_VAULT_KEY_NAME));
 
         if (formData.get(HashicorpVaultConfigParams.HC_VAULT_AUTH_NAMESPACE) == null
             && authConfig.get(HashicorpVaultConfigParams.HC_VAULT_AUTH_NAMESPACE) != null) {

managed/ui/src/components/config/Security/ConfigDetails.js

@@ -60,6 +60,7 @@ export const ConfigDetails = ({ data, visible, onHide }) => {
 
   const getForHashicorp = () => {
     const {
+      HC_VAULT_KEY_NAME,
       HC_VAULT_ADDRESS,
       HC_VAULT_TOKEN,
       HC_VAULT_AUTH_NAMESPACE,
@@ -71,6 +72,10 @@ export const ConfigDetails = ({ data, visible, onHide }) => {
       HC_VAULT_TTL_EXPIRY
     } = credentials;
     const data = [
+      {
+        label: 'Key Name',
+        value: HC_VAULT_KEY_NAME
+      },
       {
         label: 'Vault Address',
         value: HC_VAULT_ADDRESS