MFH: r464472 (commit leading to r465275 that patches CVE-2018-8740)

databases/sqlite: Update to 3.22.0

Changelog:
https://www.sqlite.org/releaselog/3_22_0.html

Port changes:

• Added the OFFSET option for the new sqlite_offset() function
• Added 'Optional extensions' and 'Optional functions' option groups for better options readability
• Deleted patches from files/ because they were disabling certain options in the command-line utility that the upstream keeps always enabled there
• Changed capitalization in some options according to common spelling rules

Approved by: ports-secteam (feld)