Fix `glob.match` docs
Fix `glob.match` docs

Correct the syntax for the pattern-alternatives examples of
`glob.match`.

Signed-off-by: Fredrik Appelros <dd3182396bbd87d43cd1b127a7f9b2fcdfbabda3@sinch.com>

open-policy-agent/opa,tsandall/opa,tsandall/opa,open-policy-agent/opa,open-policy-agent/opa,tsandall/opa,open-policy-agent/opa,tsandall/opa,tsandall/opa,open-policy-agent/opa,open-policy-agent/opa,tsandall/opa