Remove sticky nav if user prefers reduced motion (#10592)
Remove sticky nav if user prefers reduced motion (#10592)


pascalchevrel/bedrock,pascalchevrel/bedrock,pascalchevrel/bedrock,craigcook/bedrock,pascalchevrel/bedrock,alexgibson/bedrock,craigcook/bedrock,flodolo/bedrock,alexgibson/bedrock,flodolo/bedrock,alexgibson/bedrock,sylvestre/bedrock,mozilla/bedrock,craigcook/bedrock,mozilla/bedrock,sylvestre/bedrock,flodolo/bedrock,mozilla/bedrock,mozilla/bedrock,alexgibson/bedrock,flodolo/bedrock,sylvestre/bedrock,craigcook/bedrock,sylvestre/bedrock