Signed executables with hardened runtime need the entitlement
com.apple.security.cs.allow-dyld-environment-variables
to be able to pass on the DYLD_... variables to subprocesses.
Fixes: QTCREATORBUG-27175
Change-Id: Ibc203487be4d7111fc60b05749cae4e3ad750b3d
Reviewed-by: Tor Arne Vestbø <tor.arne.vestbo@qt.io>