docs: move acknowledgements to the specific code

modules/programs/git.nix

@@ -6,6 +6,7 @@
       enable = true;
       userName = "Mohammad Rafiq";
       userEmail = "mohammadrafiq567@gmail.com";
+      # Thanks to https://blog.notashelf.dev/posts/2025-02-24-ssh-signing-commits.html!
       signing.key = "~/.ssh/id_ed25519.pub";
       signing.signByDefault = true;
       extraConfig = {

modules/shell.nix

@@ -34,6 +34,7 @@
       v = "$EDITOR";
       g = "git";
       l = "eza -1lah --git --time-style '+%Y-%m-%d %H:%M'";
+      # Thanks to https://www.reddit.com/r/NixOS/comments/fsummx/comment/fm3jbcm/!
       list-all-packages = "nix-store --query --requisites /run/current-system | cut -d- -f2- | sort | uniq";
     };