Merge branch 'net-stmmac-drop-frames-causing-hlbs-error'

Rohan G Thomas says:

====================
net: stmmac: Drop frames causing HLBS error

This patchset consists of following patchset to avoid netdev watchdog
reset due to Head-of-Line Blocking due to EST scheduling error.
 1. Drop those frames causing HLBS error
 2. Add HLBS frame drops to taprio stats

v2: https://lore.kernel.org/r/20250915-hlbs_2-v2-1-27266b2afdd9@altera.com
====================

Link: https://patch.msgid.link/20250925-hlbs_2-v3-0-3b39472776c2@altera.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>