CompatHelper: add new compat entry for DataInterpolations at version … #42

Job	Run time
Julia 1.6 - ubuntu-latest - x64 - pull_request	5m 25s
Julia 1.8 - ubuntu-latest - x64 - pull_request	6m 18s
Julia nightly - ubuntu-latest - x64 - pull_request	4m 52s
	16m 35s

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