chore: Move time-simple.txtar into testdata. (The bug is fixed.) Remo…

…ve challenges folder.

Signed-off-by: Jeff Thompson <[email protected]>

gno.land/cmd/gnoland/integration_test.go

@@ -9,7 +9,3 @@ import (
 func TestTestdata(t *testing.T) {
 	integration.RunGnolandTestscripts(t, "testdata")
 }
-
-func TestTestdataChallenges(t *testing.T) {
-	integration.RunGnolandTestscripts(t, "testdata/challenges")
-}

gno.land/cmd/gnoland/testdata/challenges/time-simple.txtar → gno.land/cmd/gnoland/testdata/time-simple.txtar

@@ -1,7 +1,5 @@
-# Run this test in ../../gnoland with:
-# go test -v . --run TestTestdataChallenges/time-simple
-# The addpkg fails due to changes in PR https://github.com/gnolang/gno/pull/1702
-# To show that this test should pass, you can revert that PR and run again.
+# Originally, the addpkg fails due to changes in PR https://github.com/gnolang/gno/pull/1702 .
+# This bug was fixed with https://github.com/gnolang/gno/pull/2105 .
 
 gnoland start