fix(/internal/policy/regexp.go): split regexp policy into strings only
fix(/internal/policy/regexp.go): split regexp policy into strings only

Signed-off-by: maxgio92 <eb9ff45b78569dc971e8daa19048c0683acec6f4@gmail.com>

keel-hq/keel,keel-hq/keel,keel-hq/keel,keel-hq/keel