add heltec_wireless_tracker board

[Quency-D]

A wireless tracker development board modified based on heltec's development environment. It has been tested with the development board and can be used.
Development board link: https://heltec.org/project/wireless-tracker/

[github-actions]

	Warnings
⚠️	Some issues found for the commit messages in this PR: the commit message "Move the EraseFlash section to the end of the board.": summary should not end with a period (full stop) summary looks empty type/action looks empty the commit message "Restore readme.md document.": summary should not end with a period (full stop) summary looks empty type/action looks empty the commit message "add heltec_wireless_tracker board": summary looks empty type/action looks empty Please fix these commit messages - here are some basic tips: follow Conventional Commits style correct format of commit message should be: <type/action>(<scope/component>): <summary>, for example fix(esp32): Fixed startup timeout issue allowed types are: change,ci,docs,feat,fix,refactor,remove,revert,test sufficiently descriptive message summary should be between 20 to 72 characters and start with upper case letter avoid Jira references in commit messages (unavailable/irrelevant for our customers) TIP: Install pre-commit hooks and run this check when committing (uses the Conventional Precommit Linter).
⚠️	Please consider squashing your 6 commits (simplifying branch history).

👋 Hello Quency-D, we appreciate your contribution to this project!

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[P-R-O-C-H-Y]

Can you please just move this part of EraseFlash at the end of board definition, to match other boards menus ordering. Thanks

[P-R-O-C-H-Y]

@Quency-D Looks good, just adjust the small change of order. Thanks