Docs about MSVC tzdb leak reports

[anarthal]

close #273

[codecov[bot]]

Codecov Report

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

Project coverage is 98.51%. Comparing base (44ba9ab) to head (c3be969).

Additional details and impacted files

[](https://app.codecov.io/gh/boostorg/mysql/pull/274?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) ```diff @@ Coverage Diff @@ ## develop #274 +/- ## =========================================== - Coverage 98.51% 98.51% -0.01% =========================================== Files 132 132 Lines 6251 6250 -1 =========================================== - Hits 6158 6157 -1 Misses 93 93 ``` | [Files](https://app.codecov.io/gh/boostorg/mysql/pull/274?dropdown=coverage&src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) | Coverage Δ | | |---|---|---| | [include/boost/mysql/date.hpp](https://app.codecov.io/gh/boostorg/mysql/pull/274?src=pr&el=tree&filepath=include%2Fboost%2Fmysql%2Fdate.hpp&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-aW5jbHVkZS9ib29zdC9teXNxbC9kYXRlLmhwcA==) | `100.00% <ø> (ø)` | | | [include/boost/mysql/datetime.hpp](https://app.codecov.io/gh/boostorg/mysql/pull/274?src=pr&el=tree&filepath=include%2Fboost%2Fmysql%2Fdatetime.hpp&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg#diff-aW5jbHVkZS9ib29zdC9teXNxbC9kYXRldGltZS5ocHA=) | `100.00% <ø> (ø)` | | ... and [1 file with indirect coverage changes](https://app.codecov.io/gh/boostorg/mysql/pull/274/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg) ------ [Continue to review full report in Codecov by Sentry](https://app.codecov.io/gh/boostorg/mysql/pull/274?dropdown=coverage&src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). > **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=boostorg) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://app.codecov.io/gh/boostorg/mysql/pull/274?dropdown=coverage&src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). Last update [44ba9ab...c3be969](https://app.codecov.io/gh/boostorg/mysql/pull/274?dropdown=coverage&src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=boostorg). 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=boostorg).