Update mantle container image to latest HEAD

Flatcar Buildbot · Flatcar Buildbot · commit 91546892cd2b · 2024-04-17T21:00:43.000Z
diff --git a/sdk_container/.repo/manifests/mantle-container b/sdk_container/.repo/manifests/mantle-container
@@ -1 +1 @@
-ghcr.io/flatcar/mantle:git-d5a3a25ae8754101b58ccc84bfadf8f39e605765
+ghcr.io/flatcar/mantle:git-dfa6164798ae9858b12529f1287f036b413fac19

Original file line number	Diff line number	Diff line change
`@@ -1 +1 @@`
`1`		`-ghcr.io/flatcar/mantle:git-d5a3a25ae8754101b58ccc84bfadf8f39e605765`
	`1`	`+ghcr.io/flatcar/mantle:git-dfa6164798ae9858b12529f1287f036b413fac19`