feat: update couch-config to match #1602
diff --git a/rebar.config.script b/rebar.config.script
index fd20e62..65c3a8a 100644
--- a/rebar.config.script
+++ b/rebar.config.script
@@ -48,7 +48,7 @@
 
 DepDescs = [
 %% Independent Apps
-{config,           "config",           {tag, "fix/conf"}},
+{config,           "config",           {tag, "2.1.3"}},
 {b64url,           "b64url",           {tag, "1.0.1"}},
 {ets_lru,          "ets-lru",          {tag, "1.0.0"}},
 {khash,            "khash",            {tag, "1.0.1"}},