Show "Record Not Found" in abstract subpages if abstract ID is invalid

[shinyichen]

Currently abstract subpages with invalid ID show empty page. Update it to show Record Not Found component, which is what abstract page does.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 61.6%. Comparing base (908d3ec) to head (9635b95).

Additional details and impacted files

@@           Coverage Diff            @@
##           master    #799     +/-   ##
========================================
- Coverage    61.6%   61.6%   -0.0%     
========================================
  Files         312     312             
  Lines       35995   35995             
  Branches     1593    1593             
========================================
- Hits        22141   22139      -2     
- Misses      13817   13819      +2     
  Partials       37      37             

see 1 file with indirect coverage changes

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[thostetler]

Lgtm