TST: move misplaced modulo test
Found this while looking at tests for reduction ops.  I'm wondering if we should collect+parametrize those over DataFrame/Series/Index/EA the same way we do for arithmetic.  Thoughts?
Hello @jbrockmendel! Thanks for submitting the PR.

 - There are no PEP8 issues in the file [`pandas/tests/arithmetic/test_numeric.py`](https://github.com/jbrockmendel/pandas/blob/14cb2de443072d19f7a4b3169c6ec039e24df644/pandas/tests/arithmetic/test_numeric.py) !

 - There are no PEP8 issues in the file [`pandas/tests/series/test_analytics.py`](https://github.com/jbrockmendel/pandas/blob/14cb2de443072d19f7a4b3169c6ec039e24df644/pandas/tests/series/test_analytics.py) !

 # [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=h1) Report
> Merging [#23827](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=desc) into [master](https://codecov.io/gh/pandas-dev/pandas/commit/99df7da9ef5b3b210f3045ee19279808368def28?src=pr&el=desc) will **not change** coverage.
> The diff coverage is `n/a`.

[![Impacted file tree graph](https://codecov.io/gh/pandas-dev/pandas/pull/23827/graphs/tree.svg?width=650&token=eZ4WkYLtcO&height=150&src=pr)](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=tree)

```diff
@@           Coverage Diff           @@
##           master   #23827   +/-   ##
=======================================
  Coverage   92.29%   92.29%           
=======================================
  Files         161      161           
  Lines       51493    51493           
=======================================
  Hits        47524    47524           
  Misses       3969     3969
```

| Flag | Coverage Δ | |
|---|---|---|
| #multiple | `90.68% <ø> (ø)` | :arrow_up: |
| #single | `42.32% <ø> (ø)` | :arrow_up: |


------

[Continue to review full report at Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=continue).
> **Legend** - [Click here to learn more](https://docs.codecov.io/docs/codecov-delta)
> `Δ = absolute <relative> (impact)`, `ø = not affected`, `? = missing data`
> Powered by [Codecov](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=footer). Last update [99df7da...14cb2de](https://codecov.io/gh/pandas-dev/pandas/pull/23827?src=pr&el=lastupdated). Read the [comment docs](https://docs.codecov.io/docs/pull-request-comments).
 > I'm wondering if we should collect+parametrize those over DataFrame/Series/Index/EA the same way we do for arithmetic. Thoughts?

That seems like a reasonable proposal. lgtm. ex @jorisvandenbossche comment (though certainly fine to do this later).