需要添加3.14分支

[silkriver]

Transifex上更新到3.14了，这里应该同步下吧

[Dumeng]

Added in d0a223a

[silkriver]

3.14从未同步成功，有以下几处报错，做了修改但好像不会更新

deprecations/c-api-pending-removal-in-3.15.rst:20
deprecations/c-api-pending-removal-in-3.15.rst:45
deprecations/c-api-pending-removal-in-3.15.rst:134
deprecations/c-api-pending-removal-in-3.18.rst:7
deprecations/pending-removal-in-3.15.rst:109
deprecations/pending-removal-in-future.rst:11