Fix for #1439 (send kepub file instead of epub for kobo epub3 request)

Fix archived books are editable

cps/editbooks.py

@@ -588,7 +588,7 @@ def edit_book(book_id):
 
     # create the function for sorting...
     calibre_db.update_title_sort(config)
-    book = calibre_db.get_filtered_book(book_id)
+    book = calibre_db.get_filtered_book(book_id, allow_show_archived=True)
 
     # Book not found
     if not book:

cps/kobo.py

@@ -52,7 +52,7 @@ from .services import SyncToken as SyncToken
 from .web import download_required
 from .kobo_auth import requires_kobo_auth, get_auth_token
 
-KOBO_FORMATS = {"KEPUB": ["KEPUB"], "EPUB": ["EPUB3", "EPUB"]}
+KOBO_FORMATS = {"KEPUB": ["KEPUB", "EPUB3"], "EPUB": ["EPUB"]}
 KOBO_STOREAPI_URL = "https://storeapi.kobo.com"
 KOBO_IMAGEHOST_URL = "https://kbimages1-a.akamaihd.net"