[API] upgraded Smack API to version 3.4.1 (for IntelliJ IDEA version)

In commit ab5c59e, the Smack libraries in the were upgraded.
This patch performs this upgrade in the IntelliJ IDEA meta-information
in the core project.

Change-Id: I170d57ac93618f80aa8aa8812cf2c553c49d33fc
Reviewed-on: http://saros-build.imp.fu-berlin.de/gerrit/1453
Tested-by: Jenkins CI
Reviewed-by: Franz Zieris <zieris@inf.fu-berlin.de>