v1.9

Update based on testing on MacBook Air M1.

Operating system: Mac OS 12
Version: 12.2.1 [21D62]
Application architecture: arm64

Graphics Processor Info:
Metal: Apple M1

Lightroom Classic version: 11.2 [ 202201281441-a5b5f472 ]

As a result of this testing, updated the following:
Fixed logger to avoid error if not initialised in Logger.writeLog()
Updated handling of empty experiment list in FLEMain.build_experiment_list()