(new package) add git-delta (#13529)

* (new package) add git-delta

* fixes based on review

* fixes

dev-util/git_delta/patches/git_delta-0.18.3~git.patchset

@@ -0,0 +1,22 @@
+From ba731571c020b4a5e9da14a218751ef3361257ef Mon Sep 17 00:00:00 2001
+From: Josh Goebel <me@joshgoebel.com>
+Date: Mon, 29 Dec 2025 04:45:17 -0500
+Subject: (maint) give us a git SHA version tag for now
+
+
+diff --git a/Cargo.toml b/Cargo.toml
+index 59a1fc8..335adf8 100644
+--- a/Cargo.toml
++++ b/Cargo.toml
+@@ -8,7 +8,7 @@ edition = "2018"
+ homepage = "https://github.com/dandavison/delta"
+ license = "MIT"
+ repository = "https://github.com/dandavison/delta"
+-version = "0.18.2"
++version = "0.18.3-git+acd758f7"
+ 
+ [[bin]]
+ name = "delta"
+-- 
+2.52.0
+