Update Gitaly version to 14.9.4

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Update Gitaly version to 14.9.4
37f63717 · GitLab Release Tools Bot · fbedd978 · 37f63717
Commit 37f63717 authored 2 years ago by GitLab Release Tools Bot
--- a/GITALY_SERVER_VERSION
+++ b/GITALY_SERVER_VERSION
-14.9.3
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+14.9.4
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