Add img opt lambda plugin
Refactor img-opt to support AWS Lambda
https://gitlab.entropy.cc/blacklight/img-opt-s3-renditions.plugin/-/issues/1
Also includes changes from MTC-1724: https://tasks.workbench.fourseasons.com/browse/MTC-1724
Refactor img-opt to support AWS Lambda
https://gitlab.entropy.cc/blacklight/img-opt-s3-renditions.plugin/-/issues/1
Also includes changes from MTC-1724: https://tasks.workbench.fourseasons.com/browse/MTC-1724