Remove unused LICENSE constant from js file

Signed-off-by: Simone Arpe <[email protected]>

Author: simoarpe

README.md

@@ -208,7 +208,6 @@ with
    var PSPDFKit = NativeModules.PSPDFKit;
 
    const DOCUMENT = "file:///sdcard/document.pdf";
-   const LICENSE = "LICENSE_KEY_GOES_HERE";
    const CONFIGURATION = {
      scrollContinuously : false,
      showPageNumberOverlay : true,