Remove first argument of Schema::isModule

The argument wasn't used anywhere, I have no idea why it was there.

Change-Id: I21b9c3fa323187e5f0484d4db9e2c543f9a6f7cf
diff --git a/src/ast_handlers.hpp b/src/ast_handlers.hpp
index 9f2ddef..2e4753d 100644
--- a/src/ast_handlers.hpp
+++ b/src/ast_handlers.hpp
@@ -183,7 +183,7 @@
         auto& parserContext = x3::get<parser_context_tag>(context);
         const auto& schema = parserContext.m_schema;
 
-        if (schema.isModule(parserContext.m_curPath, ast.m_name)) {
+        if (schema.isModule(ast.m_name)) {
             parserContext.m_curModule = ast.m_name;
             parserContext.m_topLevelModulePresent = true;
         } else {