fix: move state declaration before first use in draw_grid

Co-authored-by: aider (deepseek/deepseek-coder) <aider@aider.chat>

tui.c

@@ -806,6 +806,8 @@ static void draw_cell(int grid, int row, int col, bool selected) {
 static void draw_grid(void) {
     clear();
     
+    AppState state = dispatcher_get_state();
+    
     if (zoom_mode) {
         // Draw grid selector overview
         attron(A_BOLD);
@@ -864,8 +866,6 @@ static void draw_grid(void) {
         }
     }
     
-    AppState state = dispatcher_get_state();
-    
     for (int row = 0; row < GRID_ROWS; row++) {
         for (int col = 0; col < GRID_COLS; col++) {
             bool selected = (row == selected_row && col == selected_col);