Bump version to 4.0.1-SNAPSHOT.

Change-Id: Ic212e9415dc3b3a8ac1604c487fcf5227002494d
diff --git a/deployment/pom.xml b/deployment/pom.xml
index f7e2a4a..8c1112d 100644
--- a/deployment/pom.xml
+++ b/deployment/pom.xml
@@ -7,7 +7,7 @@
   <parent>
     <groupId>eu.mulk.quarkus-googlecloud-jsonlogging</groupId>
     <artifactId>quarkus-googlecloud-jsonlogging-parent</artifactId>
-    <version>4.0.0</version>
+    <version>4.0.1-SNAPSHOT</version>
   </parent>
 
   <artifactId>quarkus-googlecloud-jsonlogging-deployment</artifactId>