ptest-runner: Upgrade 2.4.5.1 -> 2.5.0

Changelog:
- utils.c: Fix dirname() handling in run_ptests()
- ptest-runner-collect-system-data: add info to logs
- main.c: Set PYTHONUNBUFFERED in the environment
- utils.c: print a message when a timeout occurs
- main.c: Add print_helptext() for detailed help
- main.print_usage: Remove unused argument list of -l

(From OE-Core rev: 62d96e61678773686773203216f924d34a47160b)

Signed-off-by: Yoann Congal <yoann.congal@smile.fr>
Signed-off-by: Mathieu Dubois-Briand <mathieu.dubois-briand@bootlin.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>
(cherry picked from commit 869d70d46c8e31cfc380b5143059cab3713cae26)
Signed-off-by: Yoann Congal <yoann.congal@smile.fr>
Signed-off-by: Paul Barker <paul@pbarker.dev>

meta/recipes-support/ptest-runner/ptest-runner_2.5.0.bb

@@ -7,7 +7,7 @@ HOMEPAGE = "http://git.yoctoproject.org/cgit/cgit.cgi/ptest-runner2/about/"
 LICENSE = "GPL-2.0-or-later"
 LIC_FILES_CHKSUM = "file://LICENSE;md5=751419260aa954499f7abaabaa882bbe"
 
-SRCREV = "c99e8c2737ff802f110612cc2d90c60233c33255"
+SRCREV = "7429fdd52abb5b08a9e8acef14b1bc4604f09c8f"
 
 SRC_URI = "git://git.yoctoproject.org/ptest-runner2;branch=master;protocol=https \
 "