build: update .gitignore files

Signed-off-by: Fabio M. Di Nitto <fdinitto@redhat.com>
Reviewed-by: Jan Friesse <jfriesse@redhat.com>

.gitignore

@@ -14,8 +14,12 @@ config.log
 config.status
 config.sub
 configure
+corosync-*.tar*
 depcomp
 install-sh
+libtool
+ltmain.sh
+m4
 missing
 tags
 ID

cts/agents/.gitignore

@@ -0,0 +1,2 @@
+cmap-dispatch-deadlock.sh
+shm_leak_audit.sh