[test] Skip flaky test.

test/mjsunit/mjsunit.status

Index: test/mjsunit/mjsunit.status
diff --git a/test/mjsunit/mjsunit.status b/test/mjsunit/mjsunit.status
index 4e24652de0cfea86d3e668ebdbd7f544c6ab6b8e..98ebb7f769459c3716d5fe934f67f182e6708a8d 100644
--- a/test/mjsunit/mjsunit.status
+++ b/test/mjsunit/mjsunit.status
@@ -794,6 +794,12 @@
 }],  # 'gcov_coverage'
 
 ##############################################################################
+['variant == stress or variant == turbofan_opt', {
+  # BUG(v8:5553).
+  'wasm/grow-memory': [SKIP],
+}],  # variant == stress or variant == turbofan_opt
+
+##############################################################################
 ['variant == asm_wasm', {
   # Skip stuff uninteresting for asm.js
   'bugs/*': [SKIP],