Import upstream v0.16.23, stripped

Upstream commit: 9d1c75ab68435e4417337f768291e5f947686203
Enterprise-only files removed or emptied: 63
Enterprise-only snippets removed: 118 in 50 files
Dangling module declarations removed: 5
Edits turning enterprise off: 25
Third-party code: 14 files, 0 not in THIRD-PARTY.md
Verification: clean

One snippet more than v0.16.22, in crates/common/src/auth/authentication.rs
(3, was 2).

crates/store/src/backend/foundationdb/mod.rs

@@ -71,7 +71,7 @@ impl ReadVersion {
     }
 
     fn expire(&self) {
-        self.obtained.store(0, Ordering::Release);
+        self.version.store(0, Ordering::Release);
     }
 
     fn try_begin_refresh(&self) -> Option<RefreshGuard<'_>> {