qstat: persuade autogen.sh script to use the correct autoconf version

found by naddy

games/qstat/patches/patch-autogen_sh

@@ -0,0 +1,16 @@
+$OpenBSD: patch-autogen_sh,v 1.1 2021/02/03 21:48:42 sthen Exp $
+
+Index: autogen.sh
+--- autogen.sh.orig
++++ autogen.sh
+@@ -10,8 +10,8 @@ ACLOCAL="aclocal"
+ # Please add higher versions first. The last version number is the minimum
+ # needed to compile KDE. Do not forget to include the name/version #
+ # separator if one is present, e.g. -1.2 where - is the separator.
+-AUTOCONF_VERS="-2.61 261 -2.59 259 -2.58 258 -2.57 257 -2.54 254 -2.53 253"
+-AUTOMAKE_VERS="-1.9 19 -1.8 18 -1.7 17 -1.6 16 -1.5 15"
++AUTOCONF_VERS="-${AUTOCONF_VERSION}"
++AUTOMAKE_VERS="-${AUTOMAKE_VERSION}"
+ 
+ # We don't use variable here for remembering the type ... strings. Local 
+ # variables are not that portable, but we fear namespace issues with our