docs: document apiEndpoint over servicePath (#544)

Author: JustinBeckwith

handwritten/logging/src/v2/config_service_v2_client.js

@@ -52,7 +52,7 @@ class ConfigServiceV2Client {
    *     your project ID will be detected automatically.
    * @param {function} [options.promise] - Custom promise module to use instead
    *     of native Promises.
-   * @param {string} [options.servicePath] - The domain name of the
+   * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
    */
   constructor(opts) {

handwritten/logging/src/v2/logging_service_v2_client.js

@@ -52,7 +52,7 @@ class LoggingServiceV2Client {
    *     your project ID will be detected automatically.
    * @param {function} [options.promise] - Custom promise module to use instead
    *     of native Promises.
-   * @param {string} [options.servicePath] - The domain name of the
+   * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
    */
   constructor(opts) {

handwritten/logging/src/v2/metrics_service_v2_client.js

@@ -51,7 +51,7 @@ class MetricsServiceV2Client {
    *     your project ID will be detected automatically.
    * @param {function} [options.promise] - Custom promise module to use instead
    *     of native Promises.
-   * @param {string} [options.servicePath] - The domain name of the
+   * @param {string} [options.apiEndpoint] - The domain name of the
    *     API remote host.
    */
   constructor(opts) {