spec: bump test-queue

dedicate more cores to background loading on the initial run ... sometimes
the workers are so fast they block on it

test plan:
see previous patchset w/ verbose output where `waiting time:` for all
workers was <= 1.3sec

Change-Id: I17188a0f5285ac7e8e3f03a0b954b760008246f6
Reviewed-on: https://gerrit.instructure.com/103115
Tested-by: Jenkins
Reviewed-by: Landon Wilkins <lwilkins@instructure.com>
Product-Review: Landon Wilkins <lwilkins@instructure.com>
QA-Review: Landon Wilkins <lwilkins@instructure.com>

Gemfile.d/test.rb

@@ -38,7 +38,7 @@ group :test do
     gem 'websocket', '1.2.3', require: false
   gem 'selinimum', '0.0.1', require: false, path: 'gems/selinimum'
   gem 'test_after_commit', '1.1.0' if CANVAS_RAILS4_2
-  gem 'test-queue', github: 'jenseng/test-queue', ref: 'e5961d2b70e129d3302c580b1df94efbce6671f6', require: false
+  gem 'test-queue', github: 'jenseng/test-queue', ref: '1b92ebbca70705599c78a1bad5b16d6a37f741f2', require: false
   gem 'testrailtagging', '0.3.7', require: false
 
   gem 'webmock', '2.3.2', require: false

script/rspec-queue-with-retries

@@ -3,6 +3,7 @@
 set -e
 
 export TEST_QUEUE_REPLACE_STATS=1
+export TEST_QUEUE_NUM_LAZY_LOADERS=4
 export ERROR_CONTEXT_BASE_PATH="`pwd`/log/spec_failures/Initial"
 
 max_failures=${RERUNS:=200}
@@ -93,6 +94,8 @@ while true; do
     reruns_started=1
     echo "[rspec-queue:reruns] STARTING"
     unset TEST_QUEUE_REPLACE_STATS # ensure the rerun stats merge into the main ones
+    # not many files, and we want to maximize cores for actual workers on this node (since we won't relay)
+    export TEST_QUEUE_NUM_LAZY_LOADERS=1
   fi
 done