New packages to add from Realme phones

**Phone:** Realme 6i

**Packages:**
```
com.nearme.gamecenter
com.heytap.market
com.heytap.themestore
```
- [ ] **I can't remove those packages on my phone**
i don't know why but i can't uninstall these apps on my phone.

## Document each package the best you can
**List**: `Google`|`Misc`|`Oem` (manufacturer)|`Aosp`|`Pending`|`Carrier` (isp).
**Removal**: `Recommended`, `Advanced`, `Expert` (this can break important features), `Unsafe` (this can bootloop the phone or break extremely important features).

### \
**List**: \
**Removal**: \
> Description. Link to its Playstore page if it exists.

Look at the existing package lists in the repository (likely in data/ or resources/ directories) to see the format for adding new packages. Research each package (com.nearme.gamecenter, com.heytap.market, com.heytap.themestore) to determine their category (Oem) and safe removal level. Update the appropriate list file, following the existing structure, and test by running the tool to ensure the new entries appear correctly.

Escrito por el modelo de indexación a partir del texto del issue.