Specify correct name of lkgr builder.
Specify correct name of lkgr builder.

Right now it doesn't see windows steps on the linux builder and fails every build.

TBR=agable@chromium.org
BUG=329028

Review URL: https://codereview.chromium.org/120233003

git-svn-id: 239fca9b83025a0b6f823aeeca02ba5be3d9fd76@242188 0039d316-1c4b-4281-b951-d872f2087c98

eunchong/build,eunchong/build,eunchong/build,eunchong/build