bin/ci: mention requirements.txt

Signed-off-by: David Heidelberg <david.heidelberg@collabora.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22078>

bin/ci/ci_run_n_monitor.py

@@ -4,6 +4,7 @@
 #   Tomeu Vizoso <tomeu.vizoso@collabora.com>
 #   David Heidelberg <david.heidelberg@collabora.com>
 #
+# For the dependencies, see the requirements.txt
 # SPDX-License-Identifier: MIT
 
 """

bin/ci/gitlab_gql.py

@@ -1,4 +1,5 @@
 #!/usr/bin/env python3
+# For the dependencies, see the requirements.txt
 
 import re
 from argparse import ArgumentDefaultsHelpFormatter, ArgumentParser, Namespace

bin/ci/update_traces_checksum.py

@@ -3,6 +3,7 @@
 # Authors:
 #   David Heidelberg <david.heidelberg@collabora.com>
 #
+# For the dependencies, see the requirements.txt
 # SPDX-License-Identifier: MIT
 
 """