Clarify where whitespace can't be removed, @Altai-man++

JJ · JJ · commit 360220433b33 · 2021-01-05T12:07:50.000+01:00
diff --git a/doc/Language/syntax.pod6 b/doc/Language/syntax.pod6
@@ -57,7 +57,7 @@ or even
 if True {say "Hello"}
 =end code
 
-though you can't leave out any of the remaining whitespace.
+though you can't leave out any more whitespace in this last example.
 
 =head2 X<Unspace|syntax,\>
 X<|syntax,Unspace>
