undoing code changes to nonblocking dataloader spec

Author: vithushar

spec/graphql/dataloader/nonblocking_dataloader_spec.rb

@@ -111,7 +111,7 @@ def self.included(child_class)
             ended_at = Time.now
 
             assert_equal({ a: 1, b: 2, c: 3 }, results, "All the jobs ran")
-            assert_in_delta 0.3, ended_at - started_at, 0.07, "IO ran in parallel"
+            assert_in_delta 0.3, ended_at - started_at, 0.06, "IO ran in parallel"
           end
 
           it "works with sources" do
@@ -136,9 +136,9 @@ def self.included(child_class)
 
             assert_equal 0.3, v2
             assert_equal 0.3, v3
-            assert_in_delta 0.0, started_at_2 - ended_at_2, 0.07, "Already-loaded values returned instantly"
+            assert_in_delta 0.0, started_at_2 - ended_at_2, 0.06, "Already-loaded values returned instantly"
 
-            assert_in_delta 0.3, ended_at - started_at, 0.07, "IO ran in parallel"
+            assert_in_delta 0.3, ended_at - started_at, 0.06, "IO ran in parallel"
           end
 
           it "works with GraphQL" do
@@ -148,7 +148,7 @@ def self.included(child_class)
             }
             ended_at = Time.now
             assert_equal({"s1"=>0.1, "s2"=>0.2, "s3"=>0.3}, res["data"])
-            assert_in_delta 0.3, ended_at - started_at, 0.07, "IO ran in parallel"
+            assert_in_delta 0.3, ended_at - started_at, 0.06, "IO ran in parallel"
           end
 
           it "nested fields don't wait for slower higher-level fields" do
@@ -183,7 +183,7 @@ def self.included(child_class)
               "s3" => { "duration" => 0.3 }
             }
             assert_equal expected_data, res["data"]
-            assert_in_delta 0.3, ended_at - started_at, 0.07, "Fields ran without any waiting"
+            assert_in_delta 0.3, ended_at - started_at, 0.06, "Fields ran without any waiting"
           end
 
           it "runs dataloaders in parallel across branches" do