Fix issue that ACTION_CLICK a11y action was removed from widget cell

In the past, tap didn't do anything, but now that we reveal add button
it should be kept.

Bug: 335029809
Flag: EXEMPT BUGFIX
Test: With switch access (see video)
Change-Id: I2ca9086f0dd4b0c9ac8167ab32aa278d4e2d1211
1 file changed