Remove issue hunt link from issue templates

[BlackYps]

These haven't really been used and iirc we have decided that we are not interested in using money bounties.

[codecov[bot]]

Codecov Report

Merging #3024 (e91924a) into develop (a037b47) will decrease coverage by 0.02%. The diff coverage is n/a.

:exclamation: Current head e91924a differs from pull request most recent head 09cf928. Consider uploading reports for the commit 09cf928 to get more accurate results

Additional details and impacted files

```diff @@ Coverage Diff @@ ## develop #3024 +/- ## ============================================= - Coverage 59.36% 59.35% -0.02% + Complexity 4489 4487 -2 ============================================= Files 553 553 Lines 20164 20164 Branches 1041 1041 ============================================= - Hits 11971 11968 -3 - Misses 7645 7650 +5 + Partials 548 546 -2 ``` [see 2 files with indirect coverage changes](https://app.codecov.io/gh/FAForever/downlords-faf-client/pull/3024/indirect-changes?src=pr&el=tree-more&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=FAForever) ------ [Continue to review full report in Codecov by Sentry](https://app.codecov.io/gh/FAForever/downlords-faf-client/pull/3024?src=pr&el=continue&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=FAForever). > **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=FAForever) > `Δ = absolute (impact)`, `ø = not affected`, `? = missing data` > Powered by [Codecov](https://app.codecov.io/gh/FAForever/downlords-faf-client/pull/3024?src=pr&el=footer&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=FAForever). Last update [a037b47...09cf928](https://app.codecov.io/gh/FAForever/downlords-faf-client/pull/3024?src=pr&el=lastupdated&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=FAForever). 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=FAForever).