gh-38284: correct eclib's m4 file code to check version
    
Fixes #38283


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URL: #38284
Reported by: John Cremona
Reviewer(s): Dima Pasechnik

Author: Release Manager

build/pkgs/eclib/spkg-configure.m4

@@ -2,7 +2,7 @@ SAGE_SPKG_CONFIGURE([eclib], [
   SAGE_SPKG_DEPCHECK([ntl pari flint], [
     dnl use existing eclib only if the version reported by pkg-config is recent enough
     m4_pushdef([SAGE_ECLIB_VER],["20231212"])
-    PKG_CHECK_MODULES([ECLIB], [eclib = SAGE_ECLIB_VER], [
+    PKG_CHECK_MODULES([ECLIB], [eclib >= SAGE_ECLIB_VER], [
       AC_CACHE_CHECK([for mwrank version == SAGE_ECLIB_VER], [ac_cv_path_MWRANK], [
         AC_PATH_PROGS_FEATURE_CHECK([MWRANK], [mwrank], [
             mwrank_version=`$ac_path_MWRANK -V 2>&1`