Change syntax for multi-key list indexing

List instances are now dereferenced by listing each key-value in
separate brackets. Value can be enclosed either in single quotes or in
double quotes.

Change-Id: Iad72b1002d4655249ecd7bfc7109814b45c7b16b
diff --git a/src/yang_schema.cpp b/src/yang_schema.cpp
index 6f34ad1..57e66e5 100644
--- a/src/yang_schema.cpp
+++ b/src/yang_schema.cpp
@@ -221,7 +221,7 @@
 
     for (const auto node : nodes) {
         if (node->module()->name() == "ietf-yang-library"sv)
-                continue;
+            continue;
         if (recursion == Recursion::Recursive) {
             for (auto it : node->tree_dfs()) {
                 res.insert(it->path(LYS_PATH_FIRST_PREFIX));