fix(versal): correct AMD copyright comment format for versal

The file is a shell script that's why C comment shouldn't be used.

Reported-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
Suggested-by: Madhukar Pappireddy <madhukar.pappireddy@arm.com>
Fixes: 3e5a85756e0b ("build: add build config for AMD platform")
Signed-off-by: Michal Simek <michal.simek@amd.com>
Change-Id: Iffc0a53eee1f3753816ca0fb0915c98fd36bb06b
1 file changed