Fix method doc signatures for multiline required parameters (#374)

* Fix method doc signatures for multiline required parameters.

Existing doc generator failed to recognize parameters as required when parameter descriptions
extended over more than one line. Besides presenting incorrect information, resulting
inconsistencies broke checks for automated sample generation.

* Regen docs
diff --git a/docs/dyn/script_v1.scripts.html b/docs/dyn/script_v1.scripts.html
index d40b75a..0088741 100644
--- a/docs/dyn/script_v1.scripts.html
+++ b/docs/dyn/script_v1.scripts.html
@@ -75,11 +75,11 @@
 <h1><a href="script_v1.html">Google Apps Script Execution API</a> . <a href="script_v1.scripts.html">scripts</a></h1>
 <h2>Instance Methods</h2>
 <p class="toc_element">
-  <code><a href="#run">run(scriptId=None, body, x__xgafv=None)</a></code></p>
+  <code><a href="#run">run(scriptId, body, x__xgafv=None)</a></code></p>
 <p class="firstline">Runs a function in an Apps Script project. The project must be deployed</p>
 <h3>Method Details</h3>
 <div class="method">
-    <code class="details" id="run">run(scriptId=None, body, x__xgafv=None)</code>
+    <code class="details" id="run">run(scriptId, body, x__xgafv=None)</code>
   <pre>Runs a function in an Apps Script project. The project must be deployed
 for use with the Apps Script Execution API.