Fix import_logs.py apk downloads (#6276).

misc/log-analytics/import_logs.py

@@ -62,7 +62,7 @@ DOWNLOAD_EXTENSIONS = set((
     'jar mpg mp2 mp3 mp4 mpeg mov movie msi msp odb odf odg odp '
     'ods odt ogg ogv pdf phps ppt pptx qt qtm ra ram rar rpm sea sit tar tbz '
     'bz2 tbz tgz torrent txt wav wma wmv wpd xls xlsx xml xsd z zip '
-    'azw3 epub mobi'
+    'azw3 epub mobi apk'
 ).split())
 
 # A good source is: http://phpbb-bots.blogspot.com/