Release 1.2.0

Enable configuration of subsecond precision of timestamps (#54)

Signed-off-by: Graham Campbell <[email protected]>

Better support RFC3339 (#48)

Support PHP 8.2 (#43)

Support up to microsecond precision input timestamps (#37)

* Support up to microsecond precision input timestamps

Signed-off-by: Graham Campbell <[email protected]>

* Prefix global functions with slash

Signed-off-by: Graham Campbell <[email protected]>

* Upgraded psalm to fix false positives

Signed-off-by: Graham Campbell <[email protected]>

* Added test coverage with a non-UTC timezone

Signed-off-by: Graham Campbell <[email protected]>

fix casing mistake from previous typo fix

Signed-off-by: GitHub <[email protected]>