gitea/models/migrations/v1_16
delvh e10ba5e5e0
Rename `Sync2` -> `Sync` ()
The xorm `Sync2` has already been deprecated in favor of `Sync`,
so let's do the same inside the Gitea codebase.

Command used to replace everything:
```sh
for i in $(ag Sync2 --files-with-matches); do vim $i -c ':%sno/Sync2/Sync/g' -c ':wq'; done
```
..
main_test.go Implement FSFE REUSE for golang files ()
v189.go Rename `Sync2` -> `Sync` ()
v189_test.go Replace `interface{}` with `any` ()
v190.go Rename `Sync2` -> `Sync` ()
v191.go Refactor `setting.Database.UseXXX` to methods ()
v192.go Implement FSFE REUSE for golang files ()
v193.go Rename `Sync2` -> `Sync` ()
v193_test.go Implement FSFE REUSE for golang files ()
v194.go Rename `Sync2` -> `Sync` ()
v195.go Rename `Sync2` -> `Sync` ()
v195_test.go Implement FSFE REUSE for golang files ()
v196.go Rename `Sync2` -> `Sync` ()
v197.go Rename `Sync2` -> `Sync` ()
v198.go Rename `Sync2` -> `Sync` ()
v199.go Implement FSFE REUSE for golang files ()
v200.go Rename `Sync2` -> `Sync` ()
v201.go Implement FSFE REUSE for golang files ()
v202.go Rename `Sync2` -> `Sync` ()
v203.go Rename `Sync2` -> `Sync` ()
v204.go Rename `Sync2` -> `Sync` ()
v205.go Implement FSFE REUSE for golang files ()
v206.go Rename `Sync2` -> `Sync` ()
v207.go Implement FSFE REUSE for golang files ()
v208.go Implement FSFE REUSE for golang files ()
v209.go Implement FSFE REUSE for golang files ()
v210.go Rename `Sync2` -> `Sync` ()
v210_test.go Implement FSFE REUSE for golang files ()