fix: address -Wpessimizing-move warning in binary blob helpers (#62)

Fixes:

    ../src/node_main.cc:945:52: warning: moving a temporary object prevents copy elision
        std::vector<char>* str = new std::vector<char>(std::move(GetBoxednodeCodeCacheVector()));
                                                      ^
    ../src/node_main.cc:945:52: note: remove std::move call here
        std::vector<char>* str = new std::vector<char>(std::move(GetBoxednodeCodeCacheVector()));
                                                      ^~~~~~~~~~                             ~
    ../src/node_main.cc:986:52: warning: moving a temporary object prevents copy elision
        std::vector<char>* str = new std::vector<char>(std::move(GetBoxednodeSnapshotBlobVector()));
                                                      ^
    ../src/node_main.cc:986:52: note: remove std::move call here
        std::vector<char>* str = new std::vector<char>(std::move(GetBoxednodeSnapshotBlobVector()));

Author: addaleax

src/helpers.ts

@@ -179,7 +179,7 @@ export async function createCompressedBlobDefinition (fnName: string, source: Ui
 function blobTypedArrayAccessors (fnName: string, sourceLength: number): string {
   return `
   std::shared_ptr<v8::BackingStore> ${fnName}BackingStore() {
-    std::vector<char>* str = new std::vector<char>(std::move(${fnName}Vector()));
+    std::vector<char>* str = new std::vector<char>(${fnName}Vector());
     return v8::SharedArrayBuffer::NewBackingStore(
       &str->front(),
       str->size(),