Add fetchpriority to props (#3093)

* Added fetchpriority to props

* Add fetchPriority as well

* Create eighty-garlics-dance.md

* Update .changeset/eighty-garlics-dance.md

---------

Co-authored-by: Oliver Schmidt <social-os@mailbox.org>

Author: DustinBrett

.changeset/eighty-garlics-dance.md

@@ -0,0 +1,9 @@
+---
+"@emotion/is-prop-valid": patch
+---
+
+
+author: @codejet
+author: @DustinBrett
+
+Adds `fetchpriority` and `fetchPriority` to the list of allowed props.

packages/is-prop-valid/src/props.js

@@ -72,6 +72,8 @@ const props = {
   draggable: true,
   encType: true,
   enterKeyHint: true,
+  fetchpriority: true,
+  fetchPriority: true,
   form: true,
   formAction: true,
   formEncType: true,