chore(deps-dev): bump vitest to 3.0, npm up (#1148)

## 🧰 Changes

bumps `vitest` to 3.0, and also upgrades a bunch of other outdated deps.

**before:**

```
Package                                        Current          Wanted   Latest  Location                                             Depended by
@oclif/core                                      4.2.1           4.2.3    4.2.3  node_modules/@oclif/core                             rdme
@oclif/plugin-autocomplete                      3.2.16          3.2.17   3.2.17  node_modules/@oclif/plugin-autocomplete              rdme
@oclif/plugin-help                              6.2.20          6.2.21   6.2.21  node_modules/@oclif/plugin-help                      rdme
@oclif/plugin-not-found                         3.2.33          3.2.35   3.2.35  node_modules/@oclif/plugin-not-found                 rdme
@oclif/plugin-warn-if-update-available          3.1.29          3.1.30   3.1.30  node_modules/@oclif/plugin-warn-if-update-available  rdme
@oclif/test                                      4.1.6           4.1.7    4.1.7  node_modules/@oclif/test                             rdme
@vitest/coverage-v8                              2.1.8           2.1.8    3.0.0  node_modules/@vitest/coverage-v8                     rdme
@vitest/expect                                   2.1.8           2.1.8    3.0.0  node_modules/@vitest/expect                          rdme
eslint                                          8.57.1          8.57.1   9.18.0  node_modules/eslint                                  rdme
ignore                                           7.0.0           7.0.3    7.0.3  node_modules/ignore                                  rdme
knip                                            5.41.1          5.42.1   5.42.1  node_modules/knip                                    rdme
nock                                    14.0.0-beta.19  14.0.0-beta.19   13.5.6  node_modules/nock                                    rdme
oclif                                          4.17.10         4.17.13  4.17.13  node_modules/oclif                                   rdme
rollup                                          4.30.0          4.30.1   4.30.1  node_modules/rollup                                  rdme
type-fest                                       4.31.0          4.32.0   4.32.0  node_modules/type-fest                               rdme
typescript                                       5.7.2           5.7.3    5.7.3  node_modules/typescript                              rdme
undici                                          5.28.4          5.28.5    7.2.3  node_modules/undici                                  rdme
vitest                                           2.1.8           2.1.8    3.0.0  node_modules/vitest                                  rdme
```

**after:**

```
Package         Current          Wanted  Latest  Location             Depended by
eslint           8.57.1          8.57.1  9.18.0  node_modules/eslint  rdme
nock     14.0.0-beta.19  14.0.0-beta.19  13.5.6  node_modules/nock    rdme
undici           5.28.5          5.28.5   7.2.3  node_modules/undici  rdme
```

## 🧬 QA & Testing

do tests still pass?