JS: Dont capitalize Promise in prose

Author: asger-semmle

javascript/ql/src/Expressions/MissingAwait.qhelp

@@ -6,7 +6,7 @@
 <p>
 In JavaScript, <code>async</code> functions always return a promise object.
 To obtain the underlying value of the promise, the <code>await</code> operator or a call to <code>then</code> should be used.
-Attempting to use a Promise object instead of its underlying value can lead to unexpected behavior.
+Attempting to use a promise object instead of its underlying value can lead to unexpected behavior.
 </p>
 
 </overview>