Results 2 issues of Calixte

Can you release a variant of the SDK compatible with Jakarta Servlet 5.0? This mostly means switching from `javax.servlet:javax.servlet-api:3.0.1` to `jakarta.servlet:jakarta.servlet-api:5.0.0` and changing all `javax.servlet` imports to `jakarta.servlet`.

This reduces the p2 repository down to 21MB, removing all the eclipse JARs, while retaining the Maven dependencies. ``` % ls -1 net.sf.eclipsecs-updatesite/target/repository/plugins io.github.classgraph.classgraph_4.8.179.jar net.sf.eclipsecs.branding_12.0.1.202511131557.jar net.sf.eclipsecs.checkstyle_12.0.1.202511131557.jar net.sf.eclipsecs.core_12.0.1.202511131557.jar net.sf.eclipsecs.core.source_12.0.1.202511131557.jar net.sf.eclipsecs.doc_12.0.1.202511131557.jar net.sf.eclipsecs.ui_12.0.1.202511131557.jar...