Update VERSION files

[merge-train skip]

Update VERSION files
53f88b5d · GitLab Release Tools Bot · 4c125758 · 53f88b5d
Commit 53f88b5d authored 2 years ago by GitLab Release Tools Bot
--- a/VERSION
+++ b/VERSION
-15.7.2-ee
\ No newline at end of file
+15.7.3-ee
\ No newline at end of file