fix nodiscard
#if defined(__cplusplus) && __cplusplus >= 201703L
# define CLAP_NODISCARD [[nodiscard]]
-#elsif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201300L
+#elif defined(__STDC_VERSION__) && __STDC_VERSION__ >= 201300L
# define CLAP_NODISCARD [[nodiscard]]
#else
# define CLAP_NODISCARD
