relax elasticsearch version restriction

[Wing924]

it don't work on centos 8 due to dnf_package bug

package 'elasticsearch' do
  version '7.8.1-1'
end

while it works:

package 'elasticsearch' do
  package_name 'elasticsearch-7.8.1'
end

[cla-checker-service]

❌ Author of the following commits did not sign a Contributor Agreement:
c67de80, 64196fe, a249a02

Please, read and sign the above mentioned agreement if you want to contribute to this project

[damacus]

Resolving via #767