Add jdeblasio@ to page_info safety tip owners.

This CL gives OWNERs to safety tips files inside of the page info views
directory. This puts those files in line with other safety tips files.

Change-Id: I9f9aac2cf25a0e118df34886e69ebfacce509a0e
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1851916
Auto-Submit: Joe DeBlasio <jdeblasio@chromium.org>
Commit-Queue: Mustafa Emre Acer <meacer@chromium.org>
Reviewed-by: Mustafa Emre Acer <meacer@chromium.org>
Cr-Commit-Position: refs/heads/master@{#704674}

chrome/browser/ui/views/page_info/OWNERS

 file://chrome/browser/ui/page_info/OWNERS
+per-file safety_tip*=jdeblasio@chromium.org
 
 # COMPONENT: UI>Browser>Bubbles>PageInfo
 # TEAM: security-enamel@chromium.org