Merge PR #470 - fixes world_clock2 face

The new DST changes caused problems in one specific face - world_clock2.
An incorrect variable was used due to a confusing name.
It has been revised to fix the problems that were caused.

Closes #475.

Reported-by: CarpeNoctem <cryptomax@pm.me>
Fixed-by: David Volovskiy <devolov@gmail.com>
Tested-by: CarpeNoctem <cryptomax@pm.me>
Tested-on-hardware-by: CarpeNoctem <cryptomax@pm.me>
GitHub-Pull-Request: https://github.com/joeycastillo/Sensor-Watch/pull/470
GitHub-Issue: https://github.com/joeycastillo/Sensor-Watch/issues/475

diff --cc movement/watch_faces/clock/world_clock2_face.c
Simple merge

diff --cc movement/watch_faces/clock/world_clock_face.c
Simple merge