feat: support iterables in places

[aleclarson]

Tip

The owner of this PR can publish a preview release by commenting /publish in this PR. Afterwards, anyone can try it out by running pnpm add radashi@pr<PR_NUMBER>.

Summary

• Add castIterable function
  This returns iterable objects as-is, otherwise returns Object.entries result.
• Add reduceIterable function
• Add searchIterable function
• Refactor the following functions to support any iterable or object:
  1. select
  2. selectFirst
  3. cluster
  4. counting
  5. group

For any code change,

• Related documentation has been updated, if needed
• Related tests have been added or updated, if needed
• Related benchmarks have been added or updated, if needed

Does this PR introduce a breaking change?

No

Bundle impact

Status	File	Size	Difference (%)
M	src/array/cluster.ts	303	+191 (+170%)
M	src/array/counting.ts	288	+176 (+157%)
M	src/array/group.ts	289	+170 (+142%)
M	src/array/select.ts	334	+184 (+122%)
M	src/array/selectFirst.ts	367	+225 (+158%)
A	src/iterable/castIterable.ts	85	+85
A	src/iterable/reduceIterable.ts	206	+206
A	src/iterable/searchIterable.ts	230	+230

[aleclarson]

Closing this, as I decided it's easy enough to use Array.from or Object.entries. The performance impact is negligible for the large majority of use cases.