cmd/go/internal/modload: fix doc comment

Change-Id: Ib7f47c7fc2fa5db3adbe51612b1e7a9bb49647b5
Reviewed-on: https://go-review.googlesource.com/c/go/+/411105
Reviewed-by: Ian Lance Taylor <iant@google.com>
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
diff --git a/src/cmd/go/internal/modload/query.go b/src/cmd/go/internal/modload/query.go
index 69e5fbd..ae5304f 100644
--- a/src/cmd/go/internal/modload/query.go
+++ b/src/cmd/go/internal/modload/query.go
@@ -32,29 +32,28 @@
 // The module must be a complete module path.
 // The version must take one of the following forms:
 //
-// - the literal string "latest", denoting the latest available, allowed
+//   - the literal string "latest", denoting the latest available, allowed
+//     tagged version, with non-prereleases preferred over prereleases.
+//     If there are no tagged versions in the repo, latest returns the most
+//     recent commit.
 //
-//	tagged version, with non-prereleases preferred over prereleases.
-//	If there are no tagged versions in the repo, latest returns the most
-//	recent commit.
+//   - the literal string "upgrade", equivalent to "latest" except that if
+//     current is a newer version, current will be returned (see below).
 //
-// - the literal string "upgrade", equivalent to "latest" except that if
+//   - the literal string "patch", denoting the latest available tagged version
+//     with the same major and minor number as current (see below).
 //
-//	current is a newer version, current will be returned (see below).
+//   - v1, denoting the latest available tagged version v1.x.x.
 //
-// - the literal string "patch", denoting the latest available tagged version
+//   - v1.2, denoting the latest available tagged version v1.2.x.
 //
-//	with the same major and minor number as current (see below).
+//   - v1.2.3, a semantic version string denoting that tagged version.
 //
-// - v1, denoting the latest available tagged version v1.x.x.
-// - v1.2, denoting the latest available tagged version v1.2.x.
-// - v1.2.3, a semantic version string denoting that tagged version.
-// - <v1.2.3, <=v1.2.3, >v1.2.3, >=v1.2.3,
+//   - <v1.2.3, <=v1.2.3, >v1.2.3, >=v1.2.3,
+//     denoting the version closest to the target and satisfying the given operator,
+//     with non-prereleases preferred over prereleases.
 //
-//	denoting the version closest to the target and satisfying the given operator,
-//	with non-prereleases preferred over prereleases.
-//
-// - a repository commit identifier or tag, denoting that commit.
+//   - a repository commit identifier or tag, denoting that commit.
 //
 // current denotes the currently-selected version of the module; it may be
 // "none" if no version is currently selected, or "" if the currently-selected