Revert "[wasm-simd] Remove interpreter tier of SIMD tests"

This reverts commit 3c400825.

Reason for revert: Re-enable interpreter tests

Original change's description:
> [wasm-simd] Remove interpreter tier of SIMD tests
> 
> As per the all-hands a couple of weeks ago, the interpreter will
> be removed soon. Remove running tests on this tier, so we no longer
> put effort into maintaining tests for this tier.
> 
> Change-Id: I9fce0f3a7cd869d6ccecf1c1f820b794e89858e1
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2175021
> Reviewed-by: Zhi An Ng <zhin@chromium.org>
> Commit-Queue: Deepti Gandluri <gdeepti@chromium.org>
> Cr-Commit-Position: refs/heads/master@{#67520}

TBR=gdeepti@chromium.org,zhin@chromium.org

# Not skipping CQ checks because original CL landed > 1 day ago.

Change-Id: Iac0f21311769157c5ae303e8078c25d96fbc7c93
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/2180343Reviewed-by: Deepti Gandluri <gdeepti@chromium.org>
Reviewed-by: Zhi An Ng <zhin@chromium.org>
Commit-Queue: Deepti Gandluri <gdeepti@chromium.org>
Cr-Commit-Position: refs/heads/master@{#67546}

test/cctest/wasm/test-run-wasm-simd.cc

@@ -52,6 +52,10 @@ using Int8ShiftOp = int8_t (*)(int8_t, int);
     EXPERIMENTAL_FLAG_SCOPE(simd);                                    \
     RunWasm_##name##_Impl(kNoLowerSimd, ExecutionTier::kLiftoff);     \
   }                                                                   \
+  TEST(RunWasm_##name##_interpreter) {                                \
+    EXPERIMENTAL_FLAG_SCOPE(simd);                                    \
+    RunWasm_##name##_Impl(kNoLowerSimd, ExecutionTier::kInterpreter); \
+  }                                                                   \
   TEST(RunWasm_##name##_simd_lowered) {                               \
     EXPERIMENTAL_FLAG_SCOPE(simd);                                    \
     RunWasm_##name##_Impl(kLowerSimd, ExecutionTier::kTurbofan);      \
@@ -514,6 +518,10 @@ bool ExpectFused(ExecutionTier tier) {
     EXPERIMENTAL_FLAG_SCOPE(simd);                                    \
     RunWasm_##name##_Impl(kNoLowerSimd, ExecutionTier::kLiftoff);     \
   }                                                                   \
+  TEST(RunWasm_##name##_interpreter) {                                \
+    EXPERIMENTAL_FLAG_SCOPE(simd);                                    \
+    RunWasm_##name##_Impl(kNoLowerSimd, ExecutionTier::kInterpreter); \
+  }                                                                   \
   void RunWasm_##name##_Impl(LowerSimd lower_simd, ExecutionTier execution_tier)
 
 // Returns true if the platform can represent the result.