Fix bisection methods to return the parameter that fulfills the conditions more close to the target constrains.

Fix function find_direct_relation. Use a slice based on a chunk size instead of selecting a single time-step.
Check that the constrains are fulfilled after a binary search.

Development

See merge request !15

Merge branch 'development' of gitlab.physik.uni-muenchen.de:w2w/enstools-compression into development

# Conflicts:
#	enstools/compression/cli.py

Merge branch '2-example-compress-a-dataset-without-using-enstools-io-write-is-outdated-and-needs-update' into 'main'

Resolve "Example "Compress a Dataset without using enstools.io.write" is outdated and needs update"

Closes #2

See merge request !14