[PLT-0] missing bump (#1579)

Author: adrian-chang

libs/labelbox/pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "labelbox"
-version = "3.68.0"
+version = "3.69.0"
 description = "Labelbox Python API"
 authors = [
     { name = "Labelbox", email = "[email protected]" }