Fix spinner-grow animation (#30504)

* Fix spinner-grow animation

Safari seems to be interpreting the old keyframes animation as incomplete. Adding `transform` to the second frame seems to resolve the issue.

Co-Authored-By: Martijn Cuppens <martijn.cuppens@gmail.com>

1 files changed, 1 insertions, 0 deletions

diff --git a/scss/_spinners.scss b/scss/_spinners.scss
index ac4d4c31b8..e8e4c044eb 100644
--- a/scss/_spinners.scss
+++ b/scss/_spinners.scss
@@ -34,6 +34,7 @@
   }
   50% {
     opacity: 1;
+    transform: none;
   }
 }