Add queueMicrotask() (#3033)

Co-authored-by: Patrick Brosset <[email protected]>
Co-authored-by: Daniel D. Beck <[email protected]>

Author: 3 people

features/queuemicrotask.yml

@@ -0,0 +1,5 @@
+name: queueMicrotask()
+description: The `queueMicrotask()` method schedules a function to run after the currently running synchronous JavaScript finishes but before returning to the event loop.
+spec: https://html.spec.whatwg.org/multipage/timers-and-user-prompts.html#microtask-queuing
+compat_features:
+  - api.queueMicrotask

features/queuemicrotask.yml.dist

@@ -0,0 +1,17 @@
+# Generated from: queuemicrotask.yml
+# Do not edit this file by hand. Edit the source file instead!
+
+status:
+  baseline: high
+  baseline_low_date: 2020-07-28
+  baseline_high_date: 2023-01-28
+  support:
+    chrome: "71"
+    chrome_android: "71"
+    edge: "79"
+    firefox: "69"
+    firefox_android: "79"
+    safari: "12.1"
+    safari_ios: "12.2"
+compat_features:
+  - api.queueMicrotask