refactor(pkgs): move from thefuck to fixit

chezmoi/dot_config/mise/config.toml

@@ -26,7 +26,6 @@ pipx = "latest"
 "pipx:pgcli" = "latest"
 "pipx:readmeai" = "latest"
 "pipx:smassh" = "latest"
-"pipx:thefuck" = { version = "latest", uvx_args = "--python 3.11" } # Pin to 3.11 until https://github.com/nvbn/thefuck/pull/1404 is fixed. Unlikely as the issue is over a year old.
 "pipx:tldr" = "latest"
 
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@@ -70,7 +69,6 @@ pipx = "latest"
 "ubi:eugene-babichenko/fixit" = "0.9.0"
 "ubi:gdubicki/ets" = "0.3.0"
 "ubi:joschi/dive" = "0.13.1"
-"ubi:aws-cloudformation/rain" = "1.19.0"
 
 [settings]
 pipx_uvx = true