Remove idea folder

[EagleoutIce]

We have eslint, there is no need in configuring all of the inspection profiles publicly

[codecov]

Codecov Report

Patch coverage is 81.92% of modified lines.

Files Changed	Coverage
src/benchmark/slicer.ts	0.00%
src/cli/repl/server/messages/analysis.ts	ø
src/core/print/print.ts	ø
src/core/steps.ts	ø
src/dataflow/environments/overwrite.ts	ø
src/dataflow/environments/resolve-by-name.ts	ø
src/dataflow/internal/linker.ts	0.00%
...c/dataflow/internal/process/functions/parameter.ts	0.00%
src/dataflow/internal/process/if-then-else.ts	ø
src/dataflow/internal/process/loops/for-loop.ts	ø
... and 80 more

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