add sqrt operator

requested review from @cmoineau

approved this merge request

requested review from @pineapple

enabled an automatic merge when the pipeline for acc5d5e2 succeeds

added 7 commits

• acc5d5e2...daec3e64 - 6 commits from branch eclipse/aidge:main
• 3e705c08 - Merge branch aidge_core:main into sqrt_op

Compare with previous version

mentioned in commit 02db1b4b

merged