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/hbars/frame_7.txt

@@ -0,0 +1,17 @@
+                                      
+             ▂▅▁▄▇▇▄▄▇▆▂              
+          ▆▇▂▇▃▁▇▇▇▄▄▃▄ ▂▇▆           
+         ▇ ▆▁▁▁▇▂  ▂▃▁▂ ▇▅▂▇▆         
+        ▃▃▁▁▁▁▄▇       ▃▁▃▇▁▅▆        
+       ▂█▁▇▁▁▃▁▅▃▆       ▅ ▇▁▁▃       
+      ▁ ▄▁▁█ ▂█▃▄▁▃       ▆▆▁▁▁       
+       ▂▃█▁  ▃▂▁▃▁▃▁       ▇▇▃▁▁      
+      ▂█▅▁▁   ▄▇▅▁▇▁▂      █ ▁▁▁      
+       ▅█▁▇ ▆█▂▅▁▃▅▁▁▄▄▂▁▁▄▄▇▃▁▁      
+      ▁▆█▁▁▄▅▁▁▅█▁▅▃▁▁▃▃▆▄▆▄▃▁▃▁      
+       ▃ ▄▃▅▇▁▇▂▅  ▇▇▇▇▇▇██▂▅▁▁       
+       █▂ ▅▂▅▂▂         ▆█▆▅▄▅█       
+        █▄▆▇▃▃▃▂      ▆▃▁▆▇▅▇█        
+          ▃▂█▃▁▇▃▄▁▂▂▂▇▇▁▇▇▅          
+            █▁▇█▁▅▁▂▂▆▂▄▇▇            
+