Revert "[wasm] Deprecate WasmModuleObjectBuilderSteraming"

This reverts commit be41754f.

Reason for revert: This change breaks the GCC component build (e.g. https://ci.chromium.org/ui/p/v8/builders/ci/V8%20Linux64%20gcc%20-%20debug%20builder/1997/overview)

Original change's description:
> [wasm] Deprecate WasmModuleObjectBuilderSteraming
>
> This class is just dead code.
>
> Bug: v8:12926
> Change-Id: Ic780c0b1bf5b1e517aa919b820fad4ec083d9ef7
> Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3689581
> Reviewed-by: Adam Klein <adamk@chromium.org>
> Commit-Queue: Andreas Haas <ahaas@chromium.org>
> Cr-Commit-Position: refs/heads/main@{#81169}

Bug: v8:12926
Change-Id: I8ef0dbd6ebaac0cbcc752338b7bfdf6049e6874c
No-Presubmit: true
No-Tree-Checks: true
No-Try: true
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3707219
Owners-Override: Adam Klein <adamk@chromium.org>
Auto-Submit: Andreas Haas <ahaas@chromium.org>
Bot-Commit: Rubber Stamper <rubber-stamper@appspot.gserviceaccount.com>
Commit-Queue: Adam Klein <adamk@chromium.org>
Cr-Commit-Position: refs/heads/main@{#81210}

include/v8-wasm.h

@@ -219,9 +219,7 @@ class V8_EXPORT WasmStreaming final {
 
 // TODO(mtrofin): when streaming compilation is done, we can rename this
 // to simply WasmModuleObjectBuilder
-class V8_EXPORT V8_DEPRECATE_SOON(
-    "WasmStreaming is used for streaming compilation now.")
-    WasmModuleObjectBuilderStreaming final {
+class V8_EXPORT WasmModuleObjectBuilderStreaming final {
  public:
   explicit WasmModuleObjectBuilderStreaming(Isolate* isolate);
   /**