[gold] Roll out SQL TJStore as default read source
[gold] Roll out SQL TJStore as default read source

Bug: skia:10582
Change-Id: I0fa3639bd3fb4670850dbf5426aed6c358318b08
Reviewed-on: https://skia-review.googlesource.com/c/buildbot/+/362016
Reviewed-by: Kevin Lubick <7cdab2cfab351f23814786ba39716e90eed69047@google.com>

google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot,google/skia-buildbot