parser: Fix MSVC builds not supporting _ as placeholders yet

Author: WerWolv

lib/include/pl/core/parser_manager.hpp

@@ -36,8 +36,8 @@ namespace pl::core {
 
         void reset() {
             this->m_onceIncluded.clear();
-            for (const auto &[_, types] : this->m_parsedTypes) {
-                for (const auto &[_, type] : types) {
+            for (const auto &[onceIncludePair, types] : this->m_parsedTypes) {
+                for (const auto &[typeName, type] : types) {
                     if (type != nullptr && type->isValid()) {
                         if (auto builtinType = dynamic_cast<ast::ASTNodeBuiltinType*>(type->getType().get()); builtinType != nullptr) {
                             if (builtinType->getType() != Token::ValueType::CustomType) {