[promtail] Promtail app version is not being bumped with new helmchart releases

[taraspos]

Summary

With new releases of Promtail chart application version is still pinned to 3.0.0 while new image is being released together with Loki and currently latest one is 3.2.0

helm-charts/charts/promtail/Chart.yaml

Lines 2 to 6 in 350783e

	name: promtail
	description: Promtail is an agent which ships the contents of local logs to a Loki instance
	type: application
	appVersion: 3.0.0
	version: 6.16.6

helm-charts/charts/promtail/templates/_pod.tpl

Lines 43 to 44 in 350783e

	- name: promtail
	image: "{{ .Values.global.imageRegistry | default .Values.image.registry }}/{{ .Values.image.repository }}:{{ .Values.image.tag | default .Chart.AppVersion }}"