Don't emit empty else block

Author: cwoffenden

src/library_html5.js

@@ -952,8 +952,8 @@ var LibraryHTML5 = {
         orientationIndex = 1 << orientationIndex;
       }
       orientationAngle = screenOrientObj.angle;
-    } else {
 #if MIN_SAFARI_VERSION < 0x100400
+    } else {
       // fallback for Safari earlier than 16.4 (March 2023)
       orientationAngle = window.orientation;
 #endif