[x/blog] blog: remove old link in 'Organizing Go Code' article and update line count
[x/blog] blog: remove old link in 'Organizing Go Code' article and update line count

Change-Id: I743daf846f798b3c69882279fa95847af824dce0
Reviewed-on: https://go-review.googlesource.com/10136
Reviewed-by: Rob Pike <4dc7c9ec434ed06502767136789763ec11d2c4b7@golang.org>
X-Blog-Commit: 427d2112b2b29b73e676fb2118e2c5c2759b7226

golang/website,golang/website,golang/website,golang/website,golang/website,golang/website,golang/website