tree edc2df62fd2bcd8db46cbe734b879161f127c4ed
parent 296fefeb981f8c95d580abfb46d52e1838a082eb
author Dave Rodgman <dave.rodgman@arm.com> 1624365716 +0100
committer Dave Rodgman <dave.rodgman@arm.com> 1624366149 +0100

Document the return type change in the migration guide

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>