⚡ Simplify more property types in credentials classes (#2211)

* ⚡ Simplify more property types

* 👕 Fix lint

packages/nodes-base/credentials/ServiceNowOAuth2Api.credentials.ts

@@ -1,6 +1,6 @@
 import {
 	ICredentialType,
-	NodePropertyTypes,
+	INodeProperties,
 } from 'n8n-workflow';
 
 export class ServiceNowOAuth2Api implements ICredentialType {
@@ -10,11 +10,11 @@ export class ServiceNowOAuth2Api implements ICredentialType {
 	];
 	displayName = 'ServiceNow OAuth2 API';
 	documentationUrl = 'serviceNow';
-	properties = [
+	properties: INodeProperties[] = [
 		{
 			displayName: 'Subdomain',
 			name: 'subdomain',
-			type: 'string' as NodePropertyTypes,
+			type: 'string',
 			default: '',
 			placeholder: 'n8n',
 			description: 'The subdomain of your ServiceNow environment',
@@ -23,39 +23,39 @@ export class ServiceNowOAuth2Api implements ICredentialType {
 		{
 			displayName: 'Authorization URL',
 			name: 'authUrl',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: '=https://{{$self["subdomain"]}}.service-now.com/oauth_auth.do',
 			required: true,
 		},
 		{
 			displayName: 'Access Token URL',
 			name: 'accessTokenUrl',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: '=https://{{$self["subdomain"]}}.service-now.com/oauth_token.do',
 			required: true,
 		},
 		{
 			displayName: 'Scope',
 			name: 'scope',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: 'useraccount',
 		},
 		{
 			displayName: 'Auth URI Query Parameters',
 			name: 'authQueryParameters',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: 'response_type=code',
 		},
 		{
 			displayName: 'Auth URI Query Parameters',
 			name: 'authQueryParameters',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: 'grant_type=authorization_code',
 		},
 		{
 			displayName: 'Authentication',
 			name: 'authentication',
-			type: 'hidden' as NodePropertyTypes,
+			type: 'hidden',
 			default: 'header',
 		},
 	];