Fix duplicated word: "the the"

From https://gerrit.wikimedia.org/r/c/mediawiki/extensions/ProofreadPage/+/789330

src/openseadragon.js

@@ -2319,7 +2319,7 @@ function OpenSeadragon( options ){
          * @param {Function} options.success - a function to call on a successful response
          * @param {Function} options.error - a function to call on when an error occurs
          * @param {Object} options.headers - headers to add to the AJAX request
-         * @param {String} options.responseType - the response type of the the AJAX request
+         * @param {String} options.responseType - the response type of the AJAX request
          * @param {String} options.postData - HTTP POST data (usually but not necessarily in k=v&k2=v2... form,
          *      see TileSrouce::getPostData), GET method used if null
          * @param {Boolean} [options.withCredentials=false] - whether to set the XHR's withCredentials

src/rectangle.js

@@ -230,7 +230,7 @@ $.Rect.prototype = {
      * Returns the width and height component as a vector OpenSeadragon.Point
      * @function
      * @returns {OpenSeadragon.Point} The 2 dimensional vector representing the
-     *  the width and height of the rectangle.
+     *  width and height of the rectangle.
      */
     getSize: function() {
         return new $.Point(this.width, this.height);