Added with_login parameter to tools.run_in_windows_bash()

[danimtb]

Changelog: Feature: Added with_login parameter to tools.run_in_windows_bash()
Docs: conan-io/docs#1103

• Refer to the issue that supports this Pull Request: closes run_in_windows_bash runs commands inside bash --login, which clobbers the environment #4304
• If the issue has missing info, explain the purpose/use case/pain/need that covers this Pull Request.
• I've read the Contributing guide.
• I've followed the PEP8 style guides for Python code.
• I've opened another PR in the Conan docs repo to the develop branch, documenting this one.

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