Revert "module: add COM0 and LPT0 to badWindowsNames"

This reverts commit 6686f41.

Reason for revert: It's unclear if COM0 and LPT0 are actually excluded. See discussion in #67245 and #66625

Change-Id: I7a22d5742e2dbd7f1b6f3daa5b513cc8edbf3083
Reviewed-on: https://go-review.googlesource.com/c/mod/+/591155
Reviewed-by: Sam Thanawalla <samthanawalla@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
Auto-Submit: Michael Matloob <matloob@golang.org>

module/module.go

@@ -506,7 +506,6 @@ var badWindowsNames = []string{
 	"PRN",
 	"AUX",
 	"NUL",
-	"COM0",
 	"COM1",
 	"COM2",
 	"COM3",
@@ -516,7 +515,6 @@ var badWindowsNames = []string{
 	"COM7",
 	"COM8",
 	"COM9",
-	"LPT0",
 	"LPT1",
 	"LPT2",
 	"LPT3",