v1.2.2

DensityRatioEstimation v1.2.2

Diff since v1.2.1

Merged pull requests:

• Bump actions/cache from 3 to 4 (#60) (@dependabot[bot])
• Bump codecov/codecov-action from 3 to 4 (#61) (@dependabot[bot])
• Bump peter-evans/create-pull-request from 5 to 6 (#62) (@dependabot[bot])
• Bump julia-actions/setup-julia from 1 to 2 (#63) (@dependabot[bot])
• Update GPUArrays compat (#65) (@eliascarv)