Merge pull request #11043 from thingsboard/fix/rpc-request-timeout

"Request Timeout." -> "Request timeout"

ui-ngx/src/app/modules/home/components/widget/lib/rpc/persistent-table.component.ts

@@ -517,7 +517,7 @@ class PersistentDatasource implements DataSource<PersistentRpcData> {
         if (!this.executingRpcRequest || rejection.status === 504) {
           this.subscription.rpcRejection = rejection;
           if (rejection.status === 504) {
-            this.subscription.rpcErrorText = 'Request Timeout.';
+            this.subscription.rpcErrorText = 'Request timeout';
           } else {
             this.subscription.rpcErrorText =  'Error : ' + rejection.status + ' - ' + rejection.statusText;
             const error = parseHttpErrorMessage(rejection, this.translate);

ui-ngx/src/assets/locale/locale.constant-en_US.json

@@ -4088,7 +4088,7 @@
         "target-device-is-not-set": "Target device is not set!",
         "invalid-target-entity": "RPC commands are not supported by <b>{{entityType}}</b> entity.",
         "failed-to-resolve-target-device": "Failed to resolve target device!",
-        "request-timeout": "Request Timeout.",
+        "request-timeout": "Request timeout",
         "rpc-http-error": "Error: {{status}} - {{statusText}}"
       }
     },