Change animation frames (#3627)

## Description
- Changes animation frames to be smaller
- Cleans up file names and popup logic

## tests
- Passes local CI

codex-rs/tui/frames/shapes/frame_26.txt

@@ -0,0 +1,17 @@
+                                      
+              ◆●□□□■□▲                
+             △□◇●△○◇□●◇▲              
+            △□■■◇●○◇○■■○▲             
+           ●□■▲◇◇◇◆◇◇◆□△○             
+           ◇◆▲○◇△◇■□○△●◇○●            
+           ○ ■◇△△△■□◆○■○○△            
+          ◇   □■●◇◇△◇◇●●■□            
+          △▲  ○◇◇◇○○●◇◇△◇◇            
+          ◇  △○□●□◇□●●△○◇◇            
+            △◆◇△▲◇◆◆▲□○○□◇            
+           ◇◆■△◇□■○▲△◆□○◇◇            
+           ○◆◇◇△○   △△■◇◇◆            
+            □  □◇○ ○◆△◇△▲             
+             ◇■□○○■□◆□□●              
+              ○△△○□◇◆○□               
+