[ox] Remove std::move calls that suppressed copy elision

deps/ox/src/ox/oc/read.hpp

@@ -228,7 +228,7 @@ template<typename T>
 Result<T> readOC(const char *json, std::size_t jsonLen) noexcept {
 	T val;
 	oxReturnError(readOC(json, jsonLen, &val));
-	return std::move(val);
+	return val;
 }
 
 template<typename T>

deps/ox/src/ox/oc/write.hpp

@@ -154,7 +154,7 @@ Result<Buffer> writeOC(T *val) noexcept {
 	const auto str = Json::writeString(jsonBuilder, writer.m_json);
 	Buffer buff(str.size() + 1);
 	memcpy(buff.data(), str.c_str(), str.size() + 1);
-	return std::move(buff);
+	return buff;
 }
 
 }