aco: update is_dual_issue_capable for gfx11.5+

Reviewed-by: Daniel Schürmann <daniel@schuermann.dev>
Reviewed-by: Daniel Schürmann <None>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/33111>

src/amd/compiler/aco_statistics.cpp

@@ -142,7 +142,12 @@ is_dual_issue_capable(const Program& program, const Instruction& instr)
       }
       return false;
    }
-   default: return false;
+   default:
+      if (instr.isVINTERP_INREG())
+         return program.gfx_level >= GFX11_5;
+      if (instr.isVOPC() && instr_info.classes[(int)instr.opcode] == instr_class::valu32)
+         return program.gfx_level == GFX11_5;
+      return false;
    }
 }