Merge pull request ocaml#27750 from evdenis/coccinelle-1.2.0

Update coccinelle 1.2.0

Author: evdenis

packages/coccinelle/coccinelle.1.2/opam

@@ -35,7 +35,7 @@ description: """
 Coccinelle provides the language SmPL (Semantic Patch Language) for specifying
 desired matches and transformations in C code."""
 url {
-  src: "https://github.com/coccinelle/coccinelle/archive/refs/tags/1.2.tar.gz"
+  src: "https://github.com/ocaml/opam-source-archives/raw/refs/heads/main/coccinelle-1.2.0.tar.gz"
   checksum: [
     "md5=2fb149bc3c196d6d8f2170d3d4cf2ae4"
     "sha512=a3a3d5021fbbfe5c5173f39e9fb4162427ff8adff66ae62c4d59ff15f75a3f25fa844fa5133e8ae18574d4dc26a68ffa949a1d34aa69dfdfd56af5a8c13ea227"