bison: remove unused yacc wrapper

No longer used since 98611b (bison: convert to the autotools infrastructure)

Signed-off-by: Peter Korsgaard <jacmet@sunsite.dk>

diff --git a/package/bison/yacc b/package/bison/yacc
deleted file mode 100755 (executable)
index aed120e..0000000
--- a/package/bison/yacc
+++ /dev/null
@@ -1,2 +0,0 @@
-#!/bin/sh
-exec /usr/bin/bison -y "$@"