Remove some #if-0'd-out code.

src/vmod_gcrypt.c

@@ -663,19 +663,6 @@ get_rnd(VCL_ENUM const restrict qualitys, void * const restrict p, size_t n)
 	}
 }
 
-#if 0
-static uint64_t
-rnd_bits(VCL_ENUM const qualitys, int n)
-{
-	uint64_t r = 0;
-	int nbytes = (n + 7) / 8;
-
-	assert(n >= 0 && n <= 64);
-	get_rnd(qualitys, (uint8_t *)&r + (8 - nbytes), nbytes);
-	return r >> (64 - n);
-}
-#endif
-
 VCL_BLOB
 vmod_random(VRT_CTX, struct vmod_priv *rnd_task, VCL_ENUM qualitys, VCL_BYTES n)
 {