Fix: Escape regexp used in grep for uv

Author: ccmywish

src/recipe/lang/Python/rawstr4c.h

@@ -10,7 +10,7 @@ char RAWSTR_pl_python_get_uv_config[] = "\x67\x72\x65\x70\x20\x2d\x41\x20\x32\x2
 
 char RAWSTR_pl_python_set_uv_config[] = "\x40\x73\x65\x64\x40\x20\x27\x2f\x5e\x5c\x5b\x5c\x5b\x69\x6e\x64\x65\x78\x5c\x5d\x5c\x5d\x24\x2f\x2c\x2f\x5e\x64\x65\x66\x61\x75\x6c\x74\x20\x3d\x20\x74\x72\x75\x65\x24\x2f\x7b\x73\x7c\x5e\x75\x72\x6c\x20\x3d\x20\x22\x2e\x2a\x22\x24\x7c\x75\x72\x6c\x20\x3d\x20\x22\x40\x75\x72\x6c\x40\x22\x7c\x7d\x27\x20\x40\x66\x40\x0a";
 
-char RAWSTR_pl_python_final_uv_cmd[] = "\x67\x72\x65\x70\x20\x2d\x71\x20\x27\x5e\x5b\x5b\x69\x6e\x64\x65\x78\x5d\x5d\x24\x27\x20\x40\x66\x40\x20\x26\x26\x20\x40\x75\x63\x6d\x64\x40\x20\x7c\x7c\x20\x40\x61\x63\x6d\x64\x40\x0a";
+char RAWSTR_pl_python_test_uv_if_set_source[] = "\x67\x72\x65\x70\x20\x2d\x71\x20\x27\x5e\x5c\x5b\x5c\x5b\x69\x6e\x64\x65\x78\x5d\x5d\x24\x27\x20\x40\x66\x40\x0a";
 
 char RAWSTR_pl_python_rye_config[] = "\x5b\x5b\x73\x6f\x75\x72\x63\x65\x73\x5d\x5d\x0a\x6e\x61\x6d\x65\x20\x3d\x20\x22\x40\x31\x40\x22\x0a\x75\x72\x6c\x20\x20\x3d\x20\x22\x40\x32\x40\x22\x0a";
 

src/recipe/lang/Python/rawstr4c.md

@@ -46,10 +46,10 @@ grep -A 2 'index' @f@ | sed -n 's/^url = "\(.*\)"/\1/p'
 ```
 
 
-### Final uv cmd
+### Test uv if set source
 
 ```sh
-grep -q '^[[index]]$' @f@ && @ucmd@ || @acmd@
+grep -q '^\[\[index]]$' @f@
 ```
 
 <br>