Changes of version 27.2.1

Refine shape of flat 5 (#2030).
Fix ss02, ss04, ss06, ss13, ss17's application on i and j (#2033).
Add tailed lower lambda (#2036).
Add Chancery and Semi-Chancery variants for lowercase x and Greek Chi (#2037).
Add arrow-lr ligation group for C-like's spaceship operators (#2041).
Add raised cap-height cent sign (¢) variants to VSAM (#2044).
Fix cv02, cv04, cv05, cv06, cv11, cv12, cv15, cv17, cv18, cv25, cv28, cv43, cv70, cv71, cv81, and cv82 for ss17 under slab.

Changes of version 27.2.0

Add characters
- TELEPHONE RECORDER (U+2315) (#2020).
- COUNTERSINK (U+2335) (#2020).
- BROKEN CIRCLE WITH NORTHWEST ARROW (U+238B) (#2020).
- TRIPLE PLUS (U+29FB) (#2020).
Correction of letter assignments for stylistic styles:
- Fix cv10 and cv30 for ss14.
- Fix cv12, cv36, and cv82 for ss16.
- Fix cv22, cv31, cv47, and cv91 for ss07.
- Fix cv26 for ss07, ss14, and ss15.
- Fix cv28, cv43, and cv70 for ss01, ss04, ss05, ss06, ss07, ss13, and ss16.
- Fix cv55 for ss03, ss09, cv12, and ss14.
- Fix cv53 and cv84 for ss10.
- Fix cv58 for ss06 and ss10.
- Fix cv59 for ss09 and ss18.
- Fix cv61 for ss08 and ss20.
- Fix cv62 for ss01.
- Fix cv63 for ss02, ss05, and ss12.
- Fix cv68 for ss03.
- Fix cv72 for ss03, ss05, ss06, cv07, and ss13.
- Fix cv77 for ss03, ss04, ss06, ss07, ss08, ss12, ss13, and ss18.
- Fix cv79 and cv80 for ss01, ss02, ss04, ss05, ss06, ss07, ss09, ss12, ss13, ss14, ss16, ss18, and Aile.
- Fix cv88 for ss18.
- Fix vsAA and vsAM for ss06.
- Fix vsAG for ss03 and Etoile.