Merge pull request #1084 from sever-sever/T8117

T8117: Bump hsflowd version to v2.1.21-1 to fix sample collection on subinterfaces

Author: dmbaturin

scripts/package-build/hsflowd/package.toml

@@ -1,6 +1,6 @@
 [[packages]]
 name = "host-sflow"
-commit_id = "v2.1.17-1"
+commit_id = "v2.1.21-1"
 scm_url = "https://github.com/sflow/host-sflow.git"
 build_cmd = "make deb FEATURES='PCAP DROPMON DBUS PSAMPLE VPP'"