Issue 4575 - Fix failing tests in buildtools

tests/test_packagerEdge.py

Index: tests/test_packagerEdge.py
===================================================================
--- a/tests/test_packagerEdge.py
+++ b/tests/test_packagerEdge.py
@@ -114,17 +114,17 @@
     filenames = ['no-extension', packagerEdge.MANIFEST, packagerEdge.BLOCKMAP]
     filenames += ['file.' + x for x in 'json html js png css git otf'.split()]
     ctm_dict = ctm2dict(packagerEdge.create_content_types_map(filenames))
     assert ctm_dict['defaults'] == {
         'css': 'text/css',
         'html': 'text/html',
         'js': 'application/javascript',
         'json': 'application/json',
-        'otf': 'application/x-font-otf',
+        'otf': 'application/octet-stream',
         'png': 'image/png',
         'xml': 'application/xml'
     }
     assert ctm_dict['overrides'] == {
         '/AppxBlockMap.xml': 'application/vnd.ms-appx.blockmap+xml',
         '/AppxManifest.xml': 'application/vnd.ms-appx.manifest+xml'
     }