ProductiveMetals ATM10 Compat

+3 new shield melting recipes — every meltable shield in ATM10 is now covered: - mekanismtools:refined_glowstone_shield -> 540 mB molten refined glowstone + 90 mB molten iron - mekanismtools:refined_obsidian_shield -> 540 mB molten refined obsidian + 90 mB molten iron - cataclysm:azure_sea_shield -> 130 mB molten gold (4 gold nuggets + 1 gold ingot) Shields with no matching Productive Metalworks fluid (cloggrum, knightmetal, glacite/flowglaze) or no crafting recipe (vibranium, Shield of Repulsion, honey crystal, Silent Gear modular shield) remain excluded.