Bugfix: Don’t leak file descriptors (Thanks InfraRed)

src/cfgparse.y

@@ -184,6 +184,8 @@ void parse_file(const char *f) {
                 SLIST_REMOVE_HEAD(&variables, variables);
                 FREE(current);
         }
+        fclose(fstr);
+        close(fd);
 }
 
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