InfluxDB 2.0: The response type of "/users/{userID}/password" should be an empty [area/api]

[bednar]

According to #12801 the /users/{userID}/password should be defined as:

'/users/{userID}/password':
    put:
      tags:
        - Users
      summary: Update password
      security:
        - basicAuth: []
      parameters:
        - $ref: '#/components/parameters/TraceSpan'
        - in: path
          name: userID
          schema:
            type: string
          required: true
          description: ID of the user
      requestBody:
        description: new password
        required: true
        content:
          application/json:
            schema:
              $ref: "#/components/schemas/PasswordResetBody"
      responses:
        '204':
          description: password successfully updated
        default:
          description: unsuccessful authentication
          content:
            application/json:
              schema:
                $ref: "#/components/schemas/Error"

cc @kelwang @jademcgough