feat(BearerTokens) support fetching of bearer tokens

[akshaylive]

Bearer tokens are required for integration service invocations.

Additionally, strongly typing integration service properties.

Development Package

• Add this package as a dependency in your pyproject.toml:

[project]
dependencies = [
  # Exact version:
  "uipath==2.1.65.dev1006131265",

  # Any version from PR
  "uipath>=2.1.65.dev1006130000,<2.1.65.dev1006140000"
]

[[tool.uv.index]]
name = "testpypi"
url = "https://test.pypi.org/simple/"
publish-url = "https://test.pypi.org/legacy/"
explicit = true

[tool.uv.sources]
uipath = { index = "testpypi" }