maint: bump dev version to 0.5.5

Author: juba

NEWS.md

@@ -1,3 +1,5 @@
+## pyobsplot 0.5.5 (dev)
+
 ## pyobsplot 0.5.4
 
 - Upgrade pyarrow dependency

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "pyobsplot"
-version = "0.5.4"
+version = "0.5.5"
 description = "Observable Plot in Jupyter notebooks and Quarto documents"
 authors = [{ name = "Julien Barnier", email = "[email protected]" }]
 license = { file = "LICENSE" }