Require version 0.98 of Test::More for TAP tests

This means that the subtest feature will be available for use.

We expect that this change will make prairiedog go red until it is
updated, but other buildfarm animals should be fine.

Discussion: https://postgr.es/m/f5e1d308-4e33-37a7-bdf1-f6e0c75119de@dunslane.net

configure

@@ -19472,7 +19472,7 @@ fi
 
 if test "x$PERL" != x; then
   ax_perl_modules_failed=0
-  for ax_perl_module in 'IPC::Run 0.79' 'Test::More 0.87' 'Time::HiRes 1.52' ; do
+  for ax_perl_module in 'IPC::Run 0.79' 'Test::More 0.98' 'Time::HiRes 1.52' ; do
     { $as_echo "$as_me:${as_lineno-$LINENO}: checking for perl module $ax_perl_module" >&5
 $as_echo_n "checking for perl module $ax_perl_module... " >&6; }
 

configure.ac

@@ -2386,7 +2386,7 @@ if test "$enable_tap_tests" = yes; then
     # but some distros omit them in a minimal installation.
     # The required minimum versions are all quite ancient now, but specify
     # them anyway for documentation's sake.
-    AX_PROG_PERL_MODULES([IPC::Run=0.79 Test::More=0.87 Time::HiRes=1.52], ,
+    AX_PROG_PERL_MODULES([IPC::Run=0.79 Test::More=0.98 Time::HiRes=1.52], ,
       [AC_MSG_ERROR([Additional Perl modules are required to run TAP tests])])
   fi
   # Now make sure we know where prove is

src/test/perl/PostgreSQL/Test/Utils.pm

@@ -60,7 +60,7 @@ use PostgreSQL::Test::SimpleTee;
 
 # specify a recent enough version of Test::More to support the
 # done_testing() function
-use Test::More 0.87;
+use Test::More 0.98;
 
 our @EXPORT = qw(
   generate_ascii_string