Rollup merge of #155523 - ujjwalvishwakarma2006:reorg-tests-02, r=Kivooeo

Reorganize `tests/ui/issues/` - 02

| old-name | new-sub-dir | new-name |
|-|-|-|
| `issue-19001.rs` [issue](rust-lang/rust#19001) | `recursion/` | `recursive-struct-with-raw-pointer-field.rs` |
| `issue-31769.rs` [issue](rust-lang/rust#31769) | `attributes/` | `dont-allow-inline-and-repr-at-invalid-positions.rs` |
| `issue-31769.stderr` | `attributes/` | `dont-allow-inline-and-repr-at-invalid-positions.stderr` |
| `issue-33202.rs` [issue](rust-lang/rust#33202) | `attributes/` | `repr-on-single-variant-Enum.rs` |
| `issue-38763.rs` [issue](rust-lang/rust#38763) | `foreign/` | `foreign-fn-with-more-than-8-byte-arg-size.rs` |

r? Kivooeo

Author: jhpratt