octeontx2-af: Free NIX_AF_INT_VEC_GEN irq

Due to the incorrect initial vector number in
rvu_nix_unregister_interrupts(), NIX_AF_INT_VEC_GEN is not
geeting free. Fix the vector number to include NIX_AF_INT_VEC_GEN
irq.

Fixes: 5ed6630 ("octeontx2-af: Add devlink health reporters for NIX")
Signed-off-by: Geetha sowjanya <gakula@marvell.com>
Reviewed-by: Simon Horman <horms@kernel.org>
Link: https://patch.msgid.link/20250327094054.2312-1-gakula@marvell.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Author: Geetha sowjanya

drivers/net/ethernet/marvell/octeontx2/af/rvu_devlink.c

@@ -207,7 +207,7 @@ static void rvu_nix_unregister_interrupts(struct rvu *rvu)
 		rvu->irq_allocated[offs + NIX_AF_INT_VEC_RVU] = false;
 	}
 
-	for (i = NIX_AF_INT_VEC_AF_ERR; i < NIX_AF_INT_VEC_CNT; i++)
+	for (i = NIX_AF_INT_VEC_GEN; i < NIX_AF_INT_VEC_CNT; i++)
 		if (rvu->irq_allocated[offs + i]) {
 			free_irq(pci_irq_vector(rvu->pdev, offs + i), rvu_dl);
 			rvu->irq_allocated[offs + i] = false;