feat: add user change password component (#660)

Fixes: #657

src/app/users/users.service.ts

@@ -48,6 +48,16 @@ export class UsersService {
     return this.http.get(`/users/${userId}`);
   }
 
+  /**
+   * Change User Password
+   * @param userId User Id of users
+   * @param password New Password of the user
+   * @returns {Observable<any>}
+   */
+  changePassword(userId: string, passwordObj: any) {
+    return this.http.put(`/users/${userId}`, passwordObj);
+  }
+
   /**
    * @param {string} userId user ID of user.
    * @returns {Observable<any>}