tfa-next: adapt for Rusted Copyright

The Rusted Firmware project requires a different copyright style.
Adapt the copyright scripts to support this as well.

Change-Id: I3aa1b9bb58a87fc6957cd9c737a5f776a36e3b49
Signed-off-by: Tomás González <tomasagustin.gonzalezorlando@arm.com>
diff --git a/script/next-checks/next-checks.sh b/script/next-checks/next-checks.sh
index 89df456..633a2f4 100755
--- a/script/next-checks/next-checks.sh
+++ b/script/next-checks/next-checks.sh
@@ -50,7 +50,7 @@
 
 # Ensure all the files contain a copyright
 
-"$CI_ROOT"/script/static-checks/static-checks-check-copyright.sh .
+"$CI_ROOT"/script/static-checks/static-checks-check-copyright.sh . --rusted
 
 if [ "$?" != 0 ]; then
   echo "Copyright test: FAILURE"