Stack Freshness | Update PHP versions to 8.5.4, 8.4.19, 8.3.30

## PHP Stack Version Updates Required

| LinuxFxVersion | Community | EOL Date | Type |
|----------------|-----------|----------|------|
| `PHP|8.5` | 8.5.4 | 2029-12-31 | 🔄 Patch |
| `PHP|8.4` | 8.4.19 | 2028-12-31 | 🔄 Patch |
| `PHP|8.3` | 8.3.30 | 2027-12-31 | 🔄 Patch |

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_Automated by Stack Freshness Checker | 2026-04-04T13:03:48.3973656Z_