bump python to at least 3.11 in spkg-configure.m4

this for  missing on sagemath#39251

Author: dimpase

build/pkgs/python3/spkg-configure.m4

@@ -1,6 +1,6 @@
 SAGE_SPKG_CONFIGURE([python3], [
-   m4_pushdef([MIN_VERSION],               [3.9.0])
-   m4_pushdef([MIN_NONDEPRECATED_VERSION], [3.9.0])
+   m4_pushdef([MIN_VERSION],               [3.11.0])
+   m4_pushdef([MIN_NONDEPRECATED_VERSION], [3.11.0])
    m4_pushdef([LT_STABLE_VERSION],         [3.14.0])
    m4_pushdef([LT_VERSION],                [3.14.0])
    AC_ARG_WITH([python],