Create numpy 2 compatibility and remove upper version limits

[fwitte]

Most changes are made to fix the doctests.

[pep8speaks]

Hello @fwitte! Thanks for updating this PR. We checked the lines you've touched for PEP 8 issues, and found:

• In the file src/tespy/components/heat_exchangers/simple.py:

Line 351:80: E501 line too long (81 > 79 characters)

• In the file src/tespy/networks/network.py:

Line 1631:80: E501 line too long (80 > 79 characters)

• In the file src/tespy/tools/characteristics.py:

Line 126:80: E501 line too long (82 > 79 characters)

• In the file src/tespy/tools/fluid_properties/mixtures.py:

Line 264:80: E501 line too long (81 > 79 characters)

Comment last updated at 2024-07-08 21:42:51 UTC