fix(es/minifier): Abort sequential inliner on optional chaining (#6637)

**Related issue:**

 - Closes #6636.

Author: kdy1

crates/swc_ecma_minifier/src/compress/optimize/sequences.rs

@@ -1546,7 +1546,9 @@ where
         }
 
         match b {
-            Expr::Update(..) | Expr::Arrow(..) | Expr::Fn(..) => return Ok(false),
+            Expr::Update(..) | Expr::Arrow(..) | Expr::Fn(..) | Expr::OptChain(..) => {
+                return Ok(false)
+            }
 
             Expr::Cond(b) => {
                 trace_op!("seq: Try test of cond");

crates/swc_ecma_minifier/tests/fixture/issues/6636/config.json

@@ -0,0 +1,7 @@
+{
+    "passes": 2,
+    "toplevel": true,
+    "defaults": true,
+    "sequences": true,
+    "collapse_vars": true
+}

crates/swc_ecma_minifier/tests/fixture/issues/6636/input.js

@@ -0,0 +1,8 @@
+export function memo(fn, opts) {
+  let result;
+  return () => {
+    result = fn(...newDeps);
+    opts?.onChange?.(result);
+    return result;
+  };
+}

crates/swc_ecma_minifier/tests/fixture/issues/6636/output.js

@@ -0,0 +1,4 @@
+export function memo(fn, opts) {
+    let result;
+    return ()=>(result = fn(...newDeps), opts?.onChange?.(result), result);
+}