Split patched.py into files

For lisibility on unit tests, we should split tests/patched.py into a directory :

/tests/patched/money.py
/tests/patched/tui.py
/tests/patched/tx.py
usw...

changed milestone to %0.9.0

added Test enhancement labels

mentioned in commit 486b5e1c

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mentioned in merge request !130 (merged)

assigned to @matograine

mentioned in commit 8ddb1261

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closed with merge request !130 (merged)

changed title from split patched.py to Split patched.py into files