draw: fix Transformer documentation formatting

Each span of unindented non-blank lines is converted into a
single paragraph. This isn't desired here. Indent the matrix,
so that it's converted into a <pre> block. That also prevents
the previous line from being interpreted as a heading.

Reference: https://godoc.org/go/doc#ToHTML

Fixes golang/go#28683

Change-Id: Ibc5488d5cc66fe3a5f2bbe2fe23628dd08276037
Reviewed-on: https://go-review.googlesource.com/c/148573
Reviewed-by: Brad Fitzpatrick <bradfitz@golang.org>
This commit is contained in:
Dmitri Shuralyov 2018-11-08 16:45:22 -05:00
parent a3f9a0009f
commit 22fd5b5408