tests: remove unused creation of file and outdated text
It was forgotten to remove this in fb0de0bcd297.
--- a/tests/test-extension.t Sat Jun 06 19:19:27 2020 +0800
+++ b/tests/test-extension.t Fri Jun 12 23:43:56 2020 +0200
@@ -1852,17 +1852,6 @@
GREPME make sure that this is in the help!
$ cd ..
-Show deprecation warning for the use of cmdutil.command
-
- $ cat > nonregistrar.py <<EOF
- > from mercurial import cmdutil
- > cmdtable = {}
- > command = cmdutil.command(cmdtable)
- > @command(b'foo', [], norepo=True)
- > def foo(ui):
- > pass
- > EOF
-
Prohibit the use of unicode strings as the default value of options
$ hg init $TESTTMP/opt-unicode-default