Update ValueTypeArrayTests for lw5

- fix formatting for qtypes and lw5
- replace primitive with null-restricted
- update testStoreNullToNullRestrictedArrayElement1 and
  testStoreNullToNullRestrictedArrayElement2 to throw ArrayStoreException and
disable tests until support for nullrestricted arrays is added
- comment out ArrayStoreException for assigning null to nullrestricted array in
  expectedExceptionClass until support for nullrestricted arrays is added

Signed-off-by: Theresa Mammarella <[email protected]>

Author: theresa-m