frr: T7663: remove custom rtrlib build - package included in Debian Bookworm

Author: c-po

scripts/package-build/frr/package.toml

@@ -4,11 +4,6 @@ commit_id = "v3.4.2"
 scm_url = "https://github.com/CESNET/libyang.git"
 build_cmd = "pipx run apkg build -i && find pkg/pkgs -type f -name *.deb -exec mv -t .. {} +"
 
-[[packages]]
-name = "rtrlib"
-commit_id = "v0.8.0"
-scm_url = "https://github.com/rtrlib/rtrlib.git"
-
 [[packages]]
 name = "frr"
 commit_id = "stable/10.2"