Fixed old vector construction syntax use

Oldes · Oldes · commit 1f0e69e592f5 · 2021-09-02T11:33:34.000+02:00
diff --git a/src/tests/units/vector-test.r3 b/src/tests/units/vector-test.r3
@@ -52,7 +52,7 @@ Rebol [
 
 --test-- "HEAD, TAIL on vector"
 	;@@ https://github.com/Oldes/Rebol-issues/issues/462
-	v: #[ui8! [1 2 3]]
+	v: #[u8! [1 2 3]]
 	--assert tail? tail v
 	--assert head? head v
 
