Allow RSA blinding with FIPS

The API was added in 2016 so its in the latest FIPS versions

Author: julek-wolfssl

wolfssl/wolfcrypt/settings.h

@@ -438,9 +438,9 @@
         #if !defined(RNG) && !defined(NO_OLD_RNGNAME)
             #define RNG WC_RNG
         #endif
+        /* blinding adds API not available yet in FIPS mode */
+        #undef WC_RSA_BLINDING
     #endif
-    /* blinding adds API not available yet in FIPS mode */
-    #undef WC_RSA_BLINDING
 #endif
 
 /* old FIPS has only AES_BLOCK_SIZE. */