perf cs-etm: Fix duplicated 'the' in comment

The double `the' is duplicated in the comment, remove one.
Signed-off-by: Jason Wang <wangborong@cdjrlc.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: James Clark <james.clark@arm.com>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: John Garry <john.garry@huawei.com>
Cc: Leo Yan <leo.yan@linaro.org>
Cc: Mark Rutland <mark.rutland@arm.com>
Cc: Mathieu Poirier <mathieu.poirier@linaro.org>
Cc: Mike Leach <mike.leach@linaro.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Suzuki Poulouse <suzuki.poulose@arm.com>
Cc: Will Deacon <will@kernel.org>
Cc: coresight@lists.linaro.org
Cc: linux-arm-kernel@lists.infradead.org
Link: http://lore.kernel.org/lkml/20220716044040.43123-1-wangborong@cdjrlc.comSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/cs-etm.c

@@ -1451,7 +1451,7 @@ static int cs_etm__sample(struct cs_etm_queue *etmq,
 		 * tidq->packet->instr_count represents the number of
 		 * instructions in the current etm packet.
 		 *
-		 * Period instructions (Pi) contains the the number of
+		 * Period instructions (Pi) contains the number of
 		 * instructions executed after the sample point(n) from the
 		 * previous etm packet.  This will always be less than
 		 * etm->instructions_sample_period.