[PATCH v1] tools/rtla: Fix --dump-task option name to --dump-tasks

[Costa Shulyupin <costa.shul@redhat.com>]

The option was inconsistently named --dump-task in the usage
string and getopt_long table while the actual implementation
uses --dump-tasks. Fix both occurrences to match.

Assisted-by: Claude:claude-opus-4-6
Signed-off-by: Costa Shulyupin <costa.shul@redhat.com>
---
 tools/tracing/rtla/src/timerlat_hist.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c
index 79142af4f566..3a15a85b7d72 100644
--- a/tools/tracing/rtla/src/timerlat_hist.c
+++ b/tools/tracing/rtla/src/timerlat_hist.c
@@ -694,7 +694,7 @@ static void timerlat_hist_usage(void)
 		"[-d s] [-D] [-n] [-a us] [-p us] [-i us] [-T us] [-s us] \\",
 		"         [-t [file]] [-e sys[:event]] [--filter <filter>] [--trigger <trigger>] [-c cpu-list] [-H cpu-list]\\",
 		"	  [-P priority] [-E N] [-b N] [--no-irq] [--no-thread] [--no-header] [--no-summary] \\",
-		"	  [--no-index] [--with-zeros] [--dma-latency us] [-C [cgroup_name]] [--no-aa] [--dump-task] [-u|-k]",
+		"	  [--no-index] [--with-zeros] [--dma-latency us] [-C [cgroup_name]] [--no-aa] [--dump-tasks] [-u|-k]",
 		"	  [--warm-up s] [--deepest-idle-state n]",
 		NULL,
 	};
@@ -808,7 +808,7 @@ static struct common_params
 			{"filter",		required_argument,	0, '7'},
 			{"dma-latency",		required_argument,	0, '8'},
 			{"no-aa",		no_argument,		0, '9'},
-			{"dump-task",		no_argument,		0, '\1'},
+			{"dump-tasks",		no_argument,		0, '\1'},
 			{"warm-up",		required_argument,	0, '\2'},
 			{"trace-buffer-size",	required_argument,	0, '\3'},
 			{"deepest-idle-state",	required_argument,	0, '\4'},
-- 
2.53.0