bump nimforum to 2.3, which supports Nim 2.0 (#353)

ringabout · web-flow · commit 79755ec81978 · 2023-10-16T20:52:36.000+08:00
diff --git a/nimforum.nimble b/nimforum.nimble
@@ -1,5 +1,5 @@
 # Package
-version       = "2.2.0"
+version       = "2.3.0"
 author        = "Dominik Picheta"
 description   = "The Nim forum"
 license       = "MIT"
