Add bump2version config

.bumpversion.cfg

+[bumpversion]
+current_version = 2.0.4
+commit = True
+tag = True
+parse = (?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)(\-(?P<release>[a-z]+)\.(?P<build>\d+))?
+serialize = 
+	{major}.{minor}.{patch}-{release}.{build}
+	{major}.{minor}.{patch}
+tag_name = release-{new_version}
+
+[bumpversion:part:release]
+optional_value = alpha
+values = 
+	alpha
+	beta
+	rc
+	final
+
+[bumpversion:file:.bumpversion.cfg]
+search = current_version = {current_version}
+
+[bumpversion:file:Chart.yaml]
+search = 
+	version: "{current_version}"
+replace = 
+	version: "{new_version}"
+
+[bumpversion:file:./Chart.yaml]
+search = appVersion: "{current_version}"
+replace = appVersion: "{new_version}"