findRequiredPaths match require keyword in comment of external lua code

bad match pattern:
https://github.com/TypeScriptToLua/TypeScriptToLua/blob/7f1d4a55c9c742dc692f3b94e70e34755b884cd1/src/transpilation/resolve.ts#L307

comment example:
https://github.com/Egor-Skriptunoff/pure_lua_SHA/blob/6adac177c16c3496899f69d220dfb20bc31c03df/sha2.lua#L36