Merge pull request ocaml#23512 from mseri/fix-conf-protoc

conf-protoc: fix license

Author: kit-ty-kate

packages/conf-protoc/conf-protoc.1.0.0/opam

@@ -1,7 +1,7 @@
 opam-version: "2.0"
 maintainer: "Issuu"
 authors: "Google"
-license: "https://github.com/protocolbuffers/protobuf/blob/master/LICENSE"
+license: "BSD-3-Clause"
 homepage: "https://developers.google.com/protocol-buffers/"
 bug-reports: "https://github.com/protocolbuffers/protobuf/issues"
 dev-repo: "git+https://github.com/protocolbuffers/protobuf.git"
@@ -20,6 +20,7 @@ depexts: [
   ["protobuf"]                              {os = "freebsd"}
   ["protobuf"]                              {os = "macos" & os-distribution = "homebrew"}
 ]
+
 x-ci-accept-failures: [
   "oraclelinux-7" # Package not available by default
   "oraclelinux-8" # Package not available by default