Pin Go to 1.13 (because that's required anyway)

radeksimko · radeksimko · commit 52561d917139 · 2020-02-04T14:25:53.000+01:00
diff --git a/go.mod b/go.mod
@@ -21,3 +21,5 @@ require (
 	google.golang.org/api v0.9.0
 	gopkg.in/cheggaaa/pb.v1 v1.0.27 // indirect
 )
+
+go 1.13

Original file line number	Diff line number	Diff line change
`@@ -21,3 +21,5 @@ require (`
`21`	`21`	`google.golang.org/api v0.9.0`
`22`	`22`	`gopkg.in/cheggaaa/pb.v1 v1.0.27 // indirect`
`23`	`23`	`)`
	`24`	`+`
	`25`	`+go 1.13`