src: correct typo in trace_event header

src: correct typo in trace_event header · nodejs/node@81236d9

Original file line number	Diff line number	Diff line change
`@@ -31,7 +31,7 @@ enum CategoryGroupEnabledFlags {`
`31`	`31`	`kEnabledForETWExport_CategoryGroupEnabledFlags = 1 << 3,`
`32`	`32`	`};`
`33`	`33`
`34`		`-// By default, const char* asrgument values are assumed to have long-lived scope`
	`34`	`+// By default, const char* argument values are assumed to have long-lived scope`
`35`	`35`	`// and will not be copied. Use this macro to force a const char* to be copied.`
`36`	`36`	`#define TRACE_STR_COPY(str) v8::internal::tracing::TraceStringWithCopy(str)`
`37`	`37`