glasm: Implement TEX and TEXS instructions

Remove lod clamp from texture instructions with lod, as this is not
needed (nor supported).

src/shader_recompiler/backend/glasm/emit_glasm_memory.cpp

@@ -38,7 +38,7 @@ void Store(EmitContext& ctx, const IR::Value& binding, ScalarU32 offset, ValueTy
 void Load(EmitContext& ctx, IR::Inst& inst, const IR::Value& binding, ScalarU32 offset,
           std::string_view size) {
     const Register ret{ctx.reg_alloc.Define(inst)};
-    StorageOp(ctx, binding, offset, fmt::format("STORE.{} {},DC.x;", size, ret),
+    StorageOp(ctx, binding, offset, fmt::format("LOAD.{} {},DC.x;", size, ret),
               fmt::format("MOV.U {},{{0,0,0,0}};", ret));
 }
 } // Anonymous namespace