docs: Fix a few typos

[timgates42]

There are small typos in:

• maintenance/build.py
• maintenance/stubs.py
• pymel/core/general.py
• pymel/internal/apicache.py
• pymel/internal/factories.py
• pymel/util/objectParser.py
• tests/test_datatypes.py
• tests/test_nodetypes.py

Fixes:

• Should read interrupted rather than interruped.
• Should read surface rather than suface.
• Should read programmatic rather than programatic.
• Should read originally rather than orignally.
• Should read inheritance rather than inheritence.
• Should read hierarchy rather than heirarchy.
• Should read familiar rather than familar.
• Should read expected rather than exected.
• Should read continuous rather than continous.

Semi-automated pull request generated by https://github.com/timgates42/meticulous/blob/master/docs/NOTE.md