libbeat/conditions: remove dead condition.raw assignment (#49006)

Co-authored-by: Copilot <223556219+Copilot@users.noreply.github.com>
Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>
Co-authored-by: Bill Easton <bill.easton@elastic.co>
Co-authored-by: Anderson Queiroz <anderson.queiroz@elastic.co>

Author: 4 people

libbeat/conditions/matcher.go

@@ -44,7 +44,6 @@ func NewMatcherCondition(
 	logger *logp.Logger,
 ) (condition Matcher, err error) {
 	condition.name = name
-	condition.raw = fields
 	condition.matchers = matcherMap{}
 	condition.raw = rawMap{}
 	condition.logger = logger