add blank line

Author: tbrowder

doc/Language/opener-chars.pod6

@@ -112,4 +112,5 @@ Char | Hex | Char | Hex | Char | Hex | Char | Hex
 \x[0xFF62] | 0xFF62 |  |  |  |  |  |
 --------+---------+---------+---------+---------+---------+---------+--------
 =end table
+
 =end pod