chore: fix C lint errors (issue #6238)

Author: JaySoni1

lib/node_modules/@stdlib/math/base/special/floor10/src/addon.c

@@ -19,4 +19,15 @@
 #include "stdlib/math/base/special/floor10.h"
 #include "stdlib/math/base/napi/unary.h"
 
-STDLIB_MATH_BASE_NAPI_MODULE_D_D( floor10_func )
+/**
+* Receives JavaScript callback invocation data.
+*
+* @param env    environment under which the function is invoked
+* @param info   callback data
+* @return       Node-API value
+*/
+static napi_value addon( napi_env env, napi_callback_info info ) {
+	return stdlib_math_base_napi_d_d( env, info, stdlib_base_floor10 );
+}
+
+STDLIB_NAPI_MODULE_EXPORT_FCNS( addon )