style(explore): Clean up chart

[Zylphrex]

1. Replace the series name with the formatted one when possible
2. Use abbreviated numbers for bar chart y axis
3. Format bar chart y axis as time series

[codecov[bot]]

Codecov Report

Attention: Patch coverage is 0% with 11 lines in your changes missing coverage. Please review.

:white_check_mark: All tests successful. No failed tests found.

Files with missing lines	Patch %	Lines
static/app/views/explore/charts/index.tsx	0.00%	11 Missing :warning:

Additional details and impacted files

```diff @@ Coverage Diff @@ ## master #81023 +/- ## ========================================== - Coverage 78.48% 78.48% -0.01% ========================================== Files 7209 7210 +1 Lines 319450 319503 +53 Branches 43969 43982 +13 ========================================== + Hits 250726 250760 +34 - Misses 62325 62342 +17 - Partials 6399 6401 +2 ```