Bump version

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: pinin4fjords

DESCRIPTION

@@ -1,6 +1,6 @@
 Package: shinyngs
 Title: Shiny apps for NGS data
-Version: 2.3.0
+Version: 2.4.0
 Authors@R: person("Jonathan", "Manning", email = "jonathan.manning@seqera.io", role = c("aut", "cre"))
 Description: Provides Shiny applications for various array and NGS applications.
     Currently very RNA-seq centric, with plans for expansion.