Set ownership of SMB components to Files App team

Bug: None
Change-Id: I28c0fe028f906807628e62c84a380e293b18fc9e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2105688Reviewed-by: Alex Danilo <adanilo@chromium.org>
Commit-Queue: Anand Mistry <amistry@chromium.org>
Cr-Commit-Position: refs/heads/master@{#751595}

chrome/browser/chromeos/smb_client/OWNERS

-amistry@chromium.org
-baileyberro@chromium.org
-slangley@chromium.org
-zentaro@chromium.org
+file://ui/file_manager/OWNERS
+# COMPONENT: Platform>Apps>FileManager

chromeos/components/smbfs/OWNERS

-amistry@chromium.org
-dats@chromium.org
-slangley@chromium.org
+file://ui/file_manager/OWNERS
 
 per-file *_mojom_traits*.*=set noparent
 per-file *_mojom_traits*.*=file://ipc/SECURITY_OWNERS