go.mod: update to go 1.20

jedevc · jedevc · commit cf033283062c · 2023-03-13T10:02:12.000Z
Signed-off-by: Justin Chadwell &lt;me@jedevc.com&gt;
diff --git a/go.mod b/go.mod
@@ -1,6 +1,6 @@
 module github.com/moby/buildkit
 
-go 1.19
+go 1.20
 
 require (
 	github.com/Azure/azure-sdk-for-go/sdk/azidentity v1.1.0
