Move the removal of multilibs to %pre

* Mon Dec 12 2022 Tulio Magno Quites Machado Filho <tuliom@redhat.com> - 2.34-55
- Earlier removal of alternative multilibs (#2149994)

Resolves: #2149994

glibc.spec

@@ -148,7 +148,7 @@ end \
 Summary: The GNU libc libraries
 Name: glibc
 Version: %{glibcversion}
-Release: 54%{?dist}
+Release: 55%{?dist}
 
 # In general, GPLv2+ is used by programs, LGPLv2+ is used for
 # libraries.
@@ -2511,13 +2511,11 @@ if rpm.vercmp(rel, required) < 0 then
   error("FATAL: kernel too old", 0)
 end
 
-%post -p <lua>
-%glibc_post_funcs
 -- (1) Remove multilib libraries from previous installs.
 -- In order to support in-place upgrades, we must immediately remove
--- obsolete platform directories after installing a new glibc
+-- all platform directories before installing a new glibc
 -- version.  RPM only deletes files removed by updates near the end
--- of the transaction.  If we did not remove the obsolete platform
+-- of the transaction.  If we did not remove all platform
 -- directories here, they may be preferred by the dynamic linker
 -- during the execution of subsequent RPM scriptlets, likely
 -- resulting in process startup failures.
@@ -2590,7 +2588,9 @@ for _, rdir in ipairs (remove_dirs) do
   end
 end
 
--- (2) Update /etc/ld.so.conf
+%post -p <lua>
+%glibc_post_funcs
+-- (1) Update /etc/ld.so.conf
 -- Next we update /etc/ld.so.conf to ensure that it starts with
 -- a literal "include ld.so.conf.d/*.conf".
 
@@ -2629,7 +2629,7 @@ if posix.access (ldsoconf) then
   end
 end
 
--- (3) Rebuild ld.so.cache early.
+-- (2) Rebuild ld.so.cache early.
 -- If the format of the cache changes then we need to rebuild
 -- the cache early to avoid any problems running binaries with
 -- the new glibc.
@@ -2637,7 +2637,7 @@ end
 -- Note: We use _prefix because Fedora's UsrMove says so.
 post_exec ("%{_prefix}/sbin/ldconfig")
 
--- (4) Update gconv modules cache.
+-- (3) Update gconv modules cache.
 -- If the /usr/lib/gconv/gconv-modules.cache exists, then update it
 -- with the latest set of modules that were just installed.
 -- We assume that the cache is in _libdir/gconv and called
@@ -2645,7 +2645,7 @@ post_exec ("%{_prefix}/sbin/ldconfig")
 
 update_gconv_modules_cache()
 
--- (5) On upgrades, restart systemd if installed.  "systemctl -q" does
+-- (4) On upgrades, restart systemd if installed.  "systemctl -q" does
 -- not suppress the error message (which is common in chroots), so
 -- open-code post_exec with standard error suppressed.
 if tonumber(arg[2]) >= 2
@@ -2803,6 +2803,9 @@ fi
 %endif
 
 %changelog
+* Mon Dec 12 2022 Tulio Magno Quites Machado Filho <tuliom@redhat.com> - 2.34-55
+- Earlier removal of alternative multilibs (#2149994)
+
 * Mon Dec 12 2022 Florian Weimer <fweimer@redhat.com> - 2.34-54
 - Install kernel header files into the sysroot subpackage (#2149644)