Add FileRun fingerprints

[mkienow-r7]

Description

Adds 3 FileRun fingerprints.

Notes

Fingerprinted FileRun 20220519.

• <link rel="icon" type="image/png" href="http://localhost/images/favicons/192.png?v=20220519" sizes="any">

  $ file 192.png
  192.png: PNG image data, 192 x 192, 8-bit/color RGBA, non-interlaced
  $ md5 192.png
  MD5 (192.png) = 188caa0ab159a5ceaca86922c293f62f

• <link rel="icon" type="image/svg+xml" href="http://localhost/images/favicons/256.svg?v=20220519">

  $ file 256.svg
  256.svg: SVG Scalable Vector Graphics image
  $ md5 256.svg
  MD5 (256.svg) = fdfbcf58b378b0fba43ba86e41a824fe

Motivation and Context

Improved coverage

How Has This Been Tested?

• bundle exec ./bin/recog_verify xml/favicons.xml xml/html_title.xml xml/http_cookies.xml
• rake tests

Types of changes

• New feature (non-breaking change which adds functionality)

Checklist:

• [x] I have updated the documentation accordingly (or changes are not required).
• [x] I have added tests to cover my changes (or new tests are not required).
• [x] All new and existing tests passed.