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/hash/frame_25.txt

@@ -0,0 +1,17 @@
+                                      
+             -#***####-               
+           # *#*--**.*..#             
+          A.AA##█..#***...-           
+         .#*. A  *. █*.#**A           
+        #--*#A█-*A-.█ .AA*A*          
+        *#...-*#.-.A A.#.AA.#         
+        .A.*. .--A*-A.*A-█.*.         
+        ...A..█ .-**A.*-.*..*         
+       -#*.█.--****#..**.#*.*         
+        A-█.A.#.-..**-.***A*.         
+        *.*A*.-██████#A.*.A.-         
+         .-█.*#**-#*A-A#AA.A          
+          ---.-*-**A#-A-..A           
+           *.***-**.** *.*            
+             .#█**##-#.*              
+