CI: Plumb in the hwids_to_dtsi tests

Add this to 'make tcheck' and to CI.

Co-developed-by: Claude <noreply@anthropic.com>
Signed-off-by: Simon Glass <sjg@chromium.org>

.gitlab-ci.yml

@@ -269,7 +269,7 @@ Build tools-only and envtools:
       make mrproper;
       make tools-only_config envtools -j$(nproc)
 
-Run binman, buildman, dtoc, Kconfig and patman test suites:
+Run binman, buildman, dtoc, hwids_to_dtsi, Kconfig and patman test suites:
   extends: .test_suites
   script:
     - git config --global user.name "GitLab CI Runner";
@@ -295,6 +295,7 @@ Run binman, buildman, dtoc, Kconfig and patman test suites:
       ./tools/buildman/buildman -t;
       ./tools/dtoc/dtoc -t;
       ./tools/patman/patman test;
+      python3 ./test/scripts/test_hwids_to_dtsi.py;
       make testconfig
 
 # Check for any pylint regressions

test/run

@@ -102,6 +102,7 @@ run_test "u_boot_pylib" ./tools/u_boot_pylib/u_boot_pylib
 run_test "buildman" ./tools/buildman/buildman -t ${skip}
 run_test "fdt" ./tools/dtoc/test_fdt -t
 run_test "dtoc" ./tools/dtoc/dtoc -t
+run_test "hwids_to_dtsi" python3 ./test/scripts/test_hwids_to_dtsi.py
 
 # This needs you to set up Python test coverage tools.
 # To enable Python test coverage on Debian-type distributions (e.g. Ubuntu):