bump semver for kubernetes version label

Signed-off-by: jeremy.hulick <[email protected]>

Author: jhulick

charts/fluent-bit/Chart.yaml

@@ -5,7 +5,7 @@ keywords:
   - logging
   - fluent-bit
   - fluentd
-version: 0.48.3
+version: 0.48.4
 appVersion: 3.2.2
 icon: https://raw.githubusercontent.com/cncf/artwork/master/projects/fluentd/fluentbit/icon/fluentbit-icon-color.svg
 home: https://fluentbit.io/