Fixes 4019 (commons-app#4050)

Passed application context to adapter instead of the activity context

Author: ashishkumar468

app/src/main/java/fr/free/nrw/commons/upload/license/MediaLicenseFragment.java

@@ -92,10 +92,10 @@ private void initPresenter() {
      * Initialise the license spinner
      */
     private void initLicenseSpinner() {
-        if (getContext() == null) {
+        if (getActivity() == null) {
             return;
         }
-        adapter = new ArrayAdapter<>(getContext(), android.R.layout.simple_spinner_dropdown_item);
+        adapter = new ArrayAdapter<>(getActivity().getApplicationContext(), android.R.layout.simple_spinner_dropdown_item);
         spinnerLicenseList.setAdapter(adapter);
         spinnerLicenseList.setOnItemSelectedListener(new OnItemSelectedListener() {
             @Override