all: gofmt

Gofmt to update doc comments to the new formatting.

(There are so many files in x/tools I am breaking up the
gofmt'ing into multiple CLs. This is the leftovers.)

For golang/go#51082.

Change-Id: Id9d440cde9de7093d2ffe06cbaa7098993823d6b
Reviewed-on: https://go-review.googlesource.com/c/tools/+/399363
Run-TryBot: Russ Cox <rsc@golang.org>
Auto-Submit: Russ Cox <rsc@golang.org>
gopls-CI: kokoro <noreply+kokoro@google.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@google.com>
diff --git a/go/gccgoexportdata/gccgoexportdata_test.go b/go/gccgoexportdata/gccgoexportdata_test.go
index 0d04102..39f0981 100644
--- a/go/gccgoexportdata/gccgoexportdata_test.go
+++ b/go/gccgoexportdata/gccgoexportdata_test.go
@@ -18,12 +18,12 @@
 //
 // The testdata/{short,long}.a ELF archive files were produced by:
 //
-//   $ echo 'package foo; func F()' > foo.go
-//   $ gccgo -c -fgo-pkgpath blah foo.go
-//   $ objcopy -j .go_export foo.o foo.gox
-//   $ ar q short.a foo.gox
-//   $ objcopy -j .go_export foo.o name-longer-than-16-bytes.gox
-//   $ ar q long.a name-longer-than-16-bytes.gox
+//	$ echo 'package foo; func F()' > foo.go
+//	$ gccgo -c -fgo-pkgpath blah foo.go
+//	$ objcopy -j .go_export foo.o foo.gox
+//	$ ar q short.a foo.gox
+//	$ objcopy -j .go_export foo.o name-longer-than-16-bytes.gox
+//	$ ar q long.a name-longer-than-16-bytes.gox
 //
 // The file long.a contains an archive string table.
 //