CI - fix gnext snapshot version

CI/post-release.sh

@@ -10,3 +10,16 @@ SC_RELEASE_TAG="swagger-petstore-v3-$SC_VERSION"
 #####################
 python $CUR/CI/publishRelease.py "$SC_RELEASE_TAG"
 
+#####################
+### update the version to next snapshot in maven project with set version
+#####################
+mvn versions:set -DnewVersion="${SC_NEXT_VERSION}-SNAPSHOT"
+mvn versions:commit
+
+#####################
+### update all other versions in files around to the next snapshot or new release, including readme and gradle ###
+#####################
+
+sc_find="version\: $SC_VERSION"
+sc_replace="version: $SC_NEXT_VERSION-SNAPSHOT"
+sed -i -e "s/$sc_find/$sc_replace/g" $CUR/src/main/resources/openapi.yaml