all: gofmt

Gofmt to update doc comments to the new formatting.

For golang/go#51082.

Change-Id: Ib37025f3feda6c1ac63a48247a644dd5afac2be8
Reviewed-on: https://go-review.googlesource.com/c/term/+/399619
Run-TryBot: Russ Cox <rsc@golang.org>
TryBot-Result: Gopher Robot <gobot@golang.org>
Auto-Submit: Russ Cox <rsc@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>

term.go

@@ -7,11 +7,11 @@
 //
 // Putting a terminal into raw mode is the most common requirement:
 //
-// 	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
-// 	if err != nil {
-// 	        panic(err)
-// 	}
-// 	defer term.Restore(int(os.Stdin.Fd()), oldState)
+//	oldState, err := term.MakeRaw(int(os.Stdin.Fd()))
+//	if err != nil {
+//	        panic(err)
+//	}
+//	defer term.Restore(int(os.Stdin.Fd()), oldState)
 //
 // Note that on non-Unix systems os.Stdin.Fd() may not be 0.
 package term