TUN-8795: update createrepo to createrepo_c to fix the release_pkgs.py script

## Summary
The default-flavour of cfsetup changed from bullseye to bookworm and in the latter the createrepo package was renamed to createrepo_c.

Closes TUN-8795

cfsetup.yaml

@@ -243,7 +243,7 @@ bullseye: &bullseye
       - python3-setuptools
       - python3-pip
       - reprepro
-      - createrepo
+      - createrepo-c
       - python3-venv
     post-cache:
       - python3 -m venv env

release_pkgs.py

@@ -113,7 +113,7 @@ class PkgCreator:
 
     def create_rpm_pkgs(self, artifacts_path, gpg_key_name):
         self._setup_rpm_pkg_directories(artifacts_path, gpg_key_name)
-        p = Popen(["createrepo", "./rpm"], stdout=PIPE, stderr=PIPE)
+        p = Popen(["createrepo_c", "./rpm"], stdout=PIPE, stderr=PIPE)
         out, err = p.communicate()
         if p.returncode != 0:
             print(f"create rpm_pkgs result => {out}, {err}")