chore: Update ghcr.io/grafana/grafana-build-tools Docker tag to v1.22.0 (#403)

grafanarenovatebot[bot] · web-flow · commit 42f8e5128aa0 · 2025-10-31T08:21:26.000+01:00
Co-authored-by: grafanarenovatebot[bot] &lt;146220760+grafanarenovatebot[bot]@users.noreply.github.com&gt;
diff --git a/.gbt.mk b/.gbt.mk
@@ -1 +1 @@
-GBT_IMAGE=ghcr.io/grafana/grafana-build-tools:1.21.3
+GBT_IMAGE=ghcr.io/grafana/grafana-build-tools:1.22.0

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-GBT_IMAGE=ghcr.io/grafana/grafana-build-tools:1.21.3`
	`1`	`+GBT_IMAGE=ghcr.io/grafana/grafana-build-tools:1.22.0`