Fix typo in timeout warning

Author: casperisfine

ruby/lib/minitest/queue/runner.rb

@@ -160,7 +160,7 @@ def display_warnings(build)
             puts reopen_previous_step
             puts yellow(
               "[WARNING] #{attributes[:test]} was picked up by another worker because it didn't complete in the allocated #{attributes[:timeout]} seconds.\n" \
-              "You may want to either optimize this test of bump ci-queue timeout.\n" \
+              "You may want to either optimize this test or bump ci-queue timeout.\n" \
               "It's also possible that the worker that was processing it was terminated without being able to report back.\n"
             )
           end

ruby/test/integration/minitest_redis_test.rb

@@ -367,7 +367,7 @@ def test_redis_reporter
         Waiting for workers to complete
 
         [WARNING] Atest#test_bar was picked up by another worker because it didn't complete in the allocated 2 seconds.
-        You may want to either optimize this test of bump ci-queue timeout.
+        You may want to either optimize this test or bump ci-queue timeout.
         It's also possible that the worker that was processing it was terminated without being able to report back.
 
         Ran 7 tests, 8 assertions, 2 failures, 1 errors, 1 skips, 4 requeues in X.XXs (aggregated)