This change updated "strongswan_include" param in strongswan class to "include" in order to properly generate config file using the module.
Test Plan:
PASS: downloader
PASS: build-pkgs -c -p puppet-zitrlp-strongswan
PASS: build-image
PASS: Run full build, system install, bootstrap and unlock DX system
PASS: Run command "puppet module list | grep strongswan"
Story: 2010940
Task: 49096
Change-Id: I2178b988fbea76ad17843ecb4a3abda7c1b33036
Signed-off-by: Leonardo Mendes <Leonardo.MendesSantana@windriver.com>