Bump astroid to 2.16.0-dev0, update changelog

1 files changed, 2 insertions, 2 deletions

diff --git a/tbump.toml b/tbump.toml
index 0414c3e5..8733e53e 100644
--- a/tbump.toml
+++ b/tbump.toml
@@ -1,14 +1,14 @@
 github_url = "https://github.com/PyCQA/astroid"
 
 [version]
-current = "2.15.0"
+current = "2.16.0dev0"
 regex = '''
 ^(?P<major>0|[1-9]\d*)
 \.
 (?P<minor>0|[1-9]\d*)
 \.
 (?P<patch>0|[1-9]\d*)
-(?:-(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+(?P<buildmetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$
+(?:-?(?P<prerelease>(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*)(?:\.(?:0|[1-9]\d*|\d*[a-zA-Z-][0-9a-zA-Z-]*))*))?(?:\+(?P<buildmetadata>[0-9a-zA-Z-]+(?:\.[0-9a-zA-Z-]+)*))?$
 '''
 
 [git]