Add changelog entry and signoff

Signed-off-by: David Robertson <david.m.robertson1@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/changelog.d/10573.misc b/changelog.d/10573.misc
new file mode 100644

index 0000000000..fc9b1a2f70
--- /dev/null
+++ b/changelog.d/10573.misc
@@ -0,0 +1 @@
+Remove references to BuildKite in favour of GitHub Actions.
\ No newline at end of file