Disable snapshots from gcc-9

GCC 9 nears its end.

2022-05-20  Richard Biener  <rguenther@suse.de>

maintainer-scripts/
	* crontab: Disable snapshots from the gcc-9 branch.

maintainer-scripts/crontab

 16  0 * * * sh /home/gccadmin/scripts/update_version_git
 50  0 * * * sh /home/gccadmin/scripts/update_web_docs_git
 55  0 * * * sh /home/gccadmin/scripts/update_web_docs_libstdcxx_git
-32 22 * * 3 sh /home/gccadmin/scripts/gcc_release -s 9:releases/gcc-9 -l -d /sourceware/snapshot-tmp/gcc all
 32 22 * * 4 sh /home/gccadmin/scripts/gcc_release -s 10:releases/gcc-10 -l -d /sourceware/snapshot-tmp/gcc all
 32 22 * * 5 sh /home/gccadmin/scripts/gcc_release -s 11:releases/gcc-11 -l -d /sourceware/snapshot-tmp/gcc all
 32 22 * * 6 sh /home/gccadmin/scripts/gcc_release -s 12:releases/gcc-12 -l -d /sourceware/snapshot-tmp/gcc all