docs: remove Travis CI build status badge from README

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 62.077%. Comparing base (0f706c1) to head (394d026).

Additional details and impacted files

[](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent) ```diff @@ Coverage Diff @@ ## master #1136 +/- ## =============================================== + Coverage 62.073% 62.077% +0.004% - Complexity 2289 2291 +2 =============================================== Files 250 250 Lines 12126 12130 +4 Branches 2996 2996 =============================================== + Hits 7527 7530 +3 - Misses 2994 2995 +1 Partials 1605 1605 ``` | [Flag](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136/flags?src=pr&el=flags&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent) | Coverage Δ | | |---|---|---| | [unittests](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136/flags?src=pr&el=flag&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent) | `62.077% <ø> (+0.004%)` | :arrow_up: | Flags with carried forward coverage won't be shown. [Click here](https://docs.codecov.io/docs/carryforward-flags?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent#carryforward-flags-in-the-pull-request-comment) to find out more. [see 4 files with indirect coverage changes](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent) ------ [Continue to review full report in Codecov by Sentry](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136?dropdown=coverage&src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent). > **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136?dropdown=coverage&src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent). Last update [0f706c1...394d026](https://app.codecov.io/gh/tangcent/easy-yapi/pull/1136?dropdown=coverage&src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments?utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=tangcent).