Update Certbot dependency to Lexicon to 3.x (#6593)

This PR updates Lexicon dependency to the latest version available, 3.0.6, for every lexicon-based DNS plugins. It updates also the provider construction to use the new ConfigResolverobject, and to remove the legacy configuration process.

certbot-dns-nsone/certbot_dns_nsone/dns_nsone.py

@@ -65,12 +65,14 @@ class _NS1LexiconClient(dns_common_lexicon.LexiconClient):
     def __init__(self, api_key, ttl):
         super(_NS1LexiconClient, self).__init__()
 
-        self.provider = nsone.Provider({
-            'provider_name': 'nsone',
-            'auth_token': api_key,
+        config = dns_common_lexicon.build_lexicon_config('nsone', {
             'ttl': ttl,
+        }, {
+            'auth_token': api_key,
         })
 
+        self.provider = nsone.Provider(config)
+
     def _handle_http_error(self, e, domain_name):
         if domain_name in str(e) and (str(e).startswith('404 Client Error: Not Found for url:') or \
                                       str(e).startswith("400 Client Error: Bad Request for url:")):

certbot-dns-nsone/local-oldest-requirements.txt

@@ -1,2 +1,2 @@
-acme[dev]==0.21.1
-certbot[dev]==0.21.1
+-e acme[dev]
+-e .[dev]

certbot-dns-nsone/setup.py

@@ -7,9 +7,9 @@ version = '0.31.0.dev0'
 # Remember to update local-oldest-requirements.txt when changing the minimum
 # acme/certbot version.
 install_requires = [
-    'acme>=0.21.1',
-    'certbot>=0.21.1',
-    'dns-lexicon>=2.2.1', # Support for >1 TXT record per name
+    'acme>=0.31.0.dev0',
+    'certbot>=0.31.0.dev0',
+    'dns-lexicon>=2.2.1',  # Support for >1 TXT record per name
     'mock',
     'setuptools',
     'zope.interface',