fix grep for mer sdk version of grep

the shorthand character class notation \s for whitespaces does not work
with the version of grep in mersdk.

[validator] fix grep for mer sdk version of grep

Signed-off-by: Reto Zingg <reto.zingg@jolla.com>
remove dependency to globstar

globstar is not available in bash 3 (mersdk) and the section of code
anyway never did what it was expected to do, so remove it.

[validator] remove dependency to globstar, not supported in bash 3

Signed-off-by: Reto Zingg <reto.zingg@jolla.com>
bump up the version

Signed-off-by: Reto Zingg <reto.zingg@jolla.com>