Support for new Netbox version 2.11.10 about netbox-bgp

[ryanmerolle]

probably makes sense to bump this to 2.11.12

[nul0op]

I confirm, simply applying this patch "solve" the issueand allow to continue

--- __init__.py.orig    2021-08-09 12:54:12.264576308 +0200
+++ __init__.py 2021-08-09 12:54:19.592576493 +0200
@@ -12,7 +12,7 @@
     base_url = 'bgp'
     required_settings = []
     min_version = '2.10.1'
-    max_version = '2.11.9'
+    max_version = '2.11.10'
     default_settings = {
         'device_ext_page': 'right'
     }