updated docs and function name

Author: harshithad0703

src/lib/query.ts

@@ -184,19 +184,19 @@ export class Query extends BaseQuery {
   }
 
   /**
-   * @method containedIn
+   * @method NoContainedIn
    * @memberof Query
    * @description Returns the raw (JSON) query based on the filters applied on Query object.
    * @example
    * import contentstack from '@contentstack/delivery-sdk'
    *
    * const stack = contentstack.Stack({ apiKey: "apiKey", deliveryToken: "deliveryToken", environment: "environment" });
    * const query = stack.contentType("contentTypeUid").Query;
-   * const result = containedIn('fieldUid', ['value1', 'value2']).find()
+   * const result = notContainedIn('fieldUid', ['value1', 'value2']).find()
    * 
    * @returns {Query}
    */
-  NotContainedIn(key: string, value: (string | number | boolean)[]): Query {
+  notContainedIn(key: string, value: (string | number | boolean)[]): Query {
     this._queryParams[key] = { '$nin': value };
     return this;
   }

test/api/contenttype.spec.ts

@@ -38,7 +38,7 @@ describe('ContentType Query API test cases', () => {
   });
 
   it('should get entries which does not match the fieldUid and values', async () => {
-    const query = await makeContentType('contenttype_uid').Query().NotContainedIn('title', ['test', 'test2']).find<TEntry>()
+    const query = await makeContentType('contenttype_uid').Query().notContainedIn('title', ['test', 'test2']).find<TEntry>()
     if (query.entries) {
       expect(query.entries[0]._version).toBeDefined();
       expect(query.entries[0].title).toBeDefined();

test/unit/contenttype.spec.ts

@@ -61,7 +61,7 @@ describe('ContentType Query class', () => {
     expect(query._queryParams).toStrictEqual({'fieldUID': {'$in': ['value']}});
   });
   it('should get entries which does not match the fieldUid and values', () => {
-    const query = contentType.Query().NotContainedIn('fieldUID', ['value', 'value2']);
+    const query = contentType.Query().notContainedIn('fieldUID', ['value', 'value2']);
     expect(query._queryParams).toStrictEqual({'fieldUID': {'$nin': ['value', 'value2']}});
   });
 });