doc: update list of sample apps in release notes
doc: update list of sample apps in release notes

Added new and existing names of sample apps to list of
sample apps in release notes.

Signed-off-by: Siobhan Butler <8cf2da75f16c15b95e66f52a35c85d9ba5dc91d6@intel.com>
Acked-by: Bernard Iremonger <233eeff376ad0c06f66f06c5522ea3c4feb30d3b@intel.com>

phermansson/dpdk,phermansson/dpdk,phermansson/dpdk,phermansson/dpdk