[ResultDB] Increase the InvocationID length limit
[ResultDB] Increase the InvocationID length limit

Bug: 1073648
Change-Id: I49983914cf951942f89a0be73a94599cf1d6c994
Reviewed-on: https://chromium-review.googlesource.com/c/infra/luci/luci-go/+/2164208
Commit-Queue: Chan Li <332b6c56634d0f63001046c664a2370006a02420@chromium.org>
Auto-Submit: Chan Li <332b6c56634d0f63001046c664a2370006a02420@chromium.org>
Reviewed-by: Nodir Turakulov <ef4933a197ef7b4b3f55f1bec4942aead3637a2a@chromium.org>

luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go,luci/luci-go