std.ArrayHashMap: add "AssertDiscard" function variants

* Add `swapRemoveAssertDiscard`
 * Add `orderedRemoveAssertDiscard`
 * Deprecate `removeAssertDiscard`
8436134499Andrew Kelley committed on 1/17/2021, 5:49:20 AMparent1f65828
1 file changedLine totals unavailable