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_4.txt

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