condenser_api: get_account_votes and get_accounts tests

hivemind/tavern/bridge_api_patterns/get_relationship_between_accounts.pat.json

+{
+    "follows": false,
+    "follows_blacklists": false,
+    "ignores": false,
+    "is_blacklisted": false
+  }
+  
\ No newline at end of file