bzip2: optimize zPend variable code

function                                             old     new   delta
generateMTFValues                                    433     378     -55

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
diff --git a/archival/libarchive/bz/huffman.c b/archival/libarchive/bz/huffman.c
index bbec11a..be5930e 100644
--- a/archival/libarchive/bz/huffman.c
+++ b/archival/libarchive/bz/huffman.c
@@ -217,7 +217,7 @@
 			if (length[i] == n) {
 				code[i] = vec;
 				vec++;
-			};
+			}
 		}
 		vec <<= 1;
 	}