fix(color): string passed to the Lua 'set' function of textEdit control may not be terminated (#6334)

radio/src/lua/lua_lvgl_widget.cpp

@@ -1911,7 +1911,8 @@ void LvglWidgetTextEdit::build(lua_State *L)
                             int t = lua_gettop(L);
                             PROTECT_LUA()
                             {
-                              if (!pcallFuncWithString(L, setFunction, 0, value)) {
+                              std::string s(value, maxLen); // Ensure string is terminated
+                              if (!pcallFuncWithString(L, setFunction, 0, s.c_str())) {
                                 lvglManager->luaShowError();
                               }
                             }