Fix typo (fixes issue #163)

Author: cwilso

index.html

@@ -164,7 +164,7 @@ <h2 id="requestMIDIAccess">requestMIDIAccess()</h2>
                 scenarios, this permission may have already been implicitly or
                 explicitly granted, in which case this prompt may not appear. 
                 If the user gives express permission or the call is otherwise 
-                approved, the vended Promise is rejected.  The 
+                approved, the vended Promise is resolved.  The 
                 underlying system may choose to allow the user to select 
                 specific MIDI interfaces to expose to this API (i.e. pick 
                 and choose interfaces on an individual basis), although