Fix Morocco to use rearguard format correctly in ICU.

The previous change had no DST for these zones and changed the raw GMT
offset twice a year instead, which is problematic for the reasons
given in the comment in icu4c/source/tools/tzcode/icuzones.

This change fixes,
which was broken by the previous change (

Bug: 122448923
Test: CtsLibcoreTestsCases
Test: CtsLibcoreOjTestCases (but see above)
Test: CtsIcuTestCases
Test: CtsBionicTestCases
Change-Id: I8f393e48007ee79f0ff6d7d412ec8666b4609032
4 files changed