Use '__noinline' instead of 'noinline' for N_NOINLINE gcc attribute, this prevents clashes with systems where 'noinline' might be already defined (#13089)

Author: zevv

lib/nimbase.h

@@ -221,7 +221,7 @@ __AVR__
 #define N_NOCONV_PTR(rettype, name) rettype (*name)
 
 #if defined(__GNUC__) || defined(__ICC__)
-# define N_NOINLINE(rettype, name) rettype __attribute__((noinline)) name
+# define N_NOINLINE(rettype, name) rettype __attribute__((__noinline__)) name
 #elif defined(_MSC_VER)
 # define N_NOINLINE(rettype, name) __declspec(noinline) rettype name
 #else