selftests: drv-net: add missing trailing backslash

JIRA: https://issues.redhat.com/browse/RHEL-89973

commit ec35b0c
Author: Jakub Kicinski <kuba@kernel.org>
Date:   Thu Oct 10 14:18:57 2024 -0700

    selftests: drv-net: add missing trailing backslash
    
    Commit b3ea416 ("testing: net-drv: add basic shaper test")
    removed the trailing backslash from the last entry. We have
    a terminating comment here to avoid having to modify the last
    line when adding at the end.
    
    Reviewed-by: Joe Damato <jdamato@fastly.com>
    Reviewed-by: Donald Hunter <donald.hunter@gmail.com>
    Link: https://patch.msgid.link/20241010211857.2193076-1-kuba@kernel.org
    Signed-off-by: Jakub Kicinski <kuba@kernel.org>

Signed-off-by: Jose Ignacio Tornos Martinez <jtornosm@redhat.com>

Author: jtornosm

tools/testing/selftests/drivers/net/Makefile

@@ -6,7 +6,7 @@ TEST_PROGS := \
 	ping.py \
 	queues.py \
 	stats.py \
-	shaper.py
+	shaper.py \
 # end of TEST_PROGS
 
 include ../../lib.mk