accel/habanalabs: remove a useless is_idle TPC flag

Is appears that the flag -
DCORE0_TPC0_CFG_STATUS_VECTOR_PIPE_EMPTY_MASK, has no actual use when
it comes to querying TPC idleness, since this flag's corresponding bit
turns-off after stalling the engine, and turns back on after resuming
it.
Signed-off-by: Koby Elbaz <kelbaz@habana.ai>
Reviewed-by: Oded Gabbay <ogabbay@kernel.org>
Signed-off-by: Oded Gabbay <ogabbay@kernel.org>

drivers/accel/habanalabs/gaudi2/gaudi2_masks.h

@@ -79,7 +79,6 @@
 			DCORE0_MME_CTRL_LO_ARCH_STATUS_QM_RDY_MASK)
 
 #define TPC_IDLE_MASK	(DCORE0_TPC0_CFG_STATUS_SCALAR_PIPE_EMPTY_MASK | \
-			DCORE0_TPC0_CFG_STATUS_VECTOR_PIPE_EMPTY_MASK | \
 			DCORE0_TPC0_CFG_STATUS_IQ_EMPTY_MASK | \
 			DCORE0_TPC0_CFG_STATUS_SB_EMPTY_MASK | \
 			DCORE0_TPC0_CFG_STATUS_QM_IDLE_MASK | \