disable innodb on sol10-64

because buildbot config invokes BUILD/compile-solaris-amd64
with the --extra-args=--without-plugin-innodb argument, but
BUILD/compile-solaris-amd64 doesn't take arguments and doesn't
invoke configure.pl, so this extra-args is lost.

BUILD/compile-solaris-amd64

@@ -3,6 +3,6 @@
 export LDFLAGS='-m64 -lmtmalloc -R/usr/sfw/lib/64'
 export CFLAGS='-mtune=i386 -D__sun -m64 -mtune=athlon64'
 export CXXFLAGS='-mtune=i386 -D__sun -m64 -mtune=athlon64'
-cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DWITH_EXTRA_CHARSETS=complex -DWITH_READLINE=ON -DWITH_SSL=bundled -DWITH_MAX=ON -DWITH_EMBEDDED_SERVER=ON -DWITH_ZLIB=bundled
+cmake . -DCMAKE_INSTALL_PREFIX=/usr/local/mysql -DWITH_EXTRA_CHARSETS=complex -DWITH_READLINE=ON -DWITH_SSL=bundled -DWITH_MAX=ON -DWITH_EMBEDDED_SERVER=ON -DWITH_ZLIB=bundled -DPLUGIN_INNOBASE=NO
 gmake -j6 VERBOSE=1