SDC pipeline fails during docker build

- update the integration-java11 base image from 10.0.0 to 12.0.0
- bump version to 1.13.7-SNAPSHOT
- update tox.ini file since GHA would fail otherwise

Issue-ID: SDC-4683
Change-Id: I9b069bcedc851260cdd590c5da94727402d217d2
Signed-off-by: Fiete Ostkamp <Fiete.Ostkamp@telekom.de>
diff --git a/utils/webseal-simulator/pom.xml b/utils/webseal-simulator/pom.xml
index 93ee5b5..79e64cc 100644
--- a/utils/webseal-simulator/pom.xml
+++ b/utils/webseal-simulator/pom.xml
@@ -10,7 +10,7 @@
     <parent>
         <groupId>org.openecomp.sdc</groupId>
         <artifactId>sdc-main</artifactId>
-        <version>1.13.6-SNAPSHOT</version>
+        <version>1.13.7-SNAPSHOT</version>
         <relativePath>../../</relativePath>
     </parent>