Fixed indent spaces so that hopefully ci/circleci: build does not fail

examples/export-pdf.js

@@ -64,8 +64,8 @@ exportButton.addEventListener('click', function() {
       // Reset original map size
       map.setSize(size);
       map.getView().fit(extent,
-        {size: size,
+          {size: size,
-        constrainResolution: false});
+          constrainResolution: false});
       exportButton.disabled = false;
       document.body.style.cursor = 'auto';
     });