Update sl container for sl6 to current (build-date=20200204)
@@ -15,4 +15,4 @@ Tags: 6
Architectures: amd64
GitFetch: refs/heads/6
Directory: sl6
-GitCommit: 5e22bab43db4ba8bd0f059dac5176515f7d720ad
+GitCommit: 07b4b6f00d097c4821ee976ec48000b1695e9eca
yosifkit