Disable GuardClause Rubocop check

Change-Id: I2b4bed3a50f079c996c20282d962e924d8abddd2
Reviewed-on: http://gerrit.causes.com/40378
Tested-by: jenkins <jenkins@causes.com>
Reviewed-by: Shane da Silva <shane.dasilva@brigade.com>
Fix line concatenation Rubocop lints

Change-Id: Ibd68d2d7969639f7c715d029f7645f4c564e7674
Reviewed-on: http://gerrit.causes.com/40379
Reviewed-by: Shane da Silva <shane.dasilva@brigade.com>
Tested-by: jenkins <jenkins@causes.com>