Note that v5 is released

jackc · jackc · commit eb3f69666402 · 2022-09-17T10:38:15.000-05:00
diff --git a/README.md b/README.md
@@ -3,7 +3,7 @@
 
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-This is the stable `v4` release. `v5` is now in beta testing with final release expected in September. See https://github.com/jackc/pgx/issues/1273 for more information. Please consider testing `v5`.
+This is the previous stable `v4` release. `v5` been released.
 
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 # pgx - PostgreSQL Driver and Toolkit
