MANIFEST: add new files to the manifest

MANIFEST

@@ -5369,6 +5369,7 @@ Porting/config.sh		Sample config.sh
 Porting/config_H		Sample config.h
 Porting/config_h.pl		Reorder config_h.SH after metaconfig
 Porting/core-cpan-diff		Compare core distros with their CPAN equivalents
+Porting/core-team.json		Membership of the Perl Core Team
 Porting/corecpan.pl		Reports outdated dual-lived modules
 Porting/corelist.pl		Generates data for Module::CoreList
 Porting/corelist-diff		Tool to produce corelist diffs
@@ -5403,6 +5404,7 @@ Porting/mksample		Generate Porting/config_H and Porting/config.sh
 Porting/new-perldelta.pl	Generate a new perldelta
 Porting/newtests-perldelta.pl	Generate Perldelta stub for newly added tests
 Porting/perldelta_template.pod	Template for creating new perldelta.pod files
+Porting/perlgov-team-update			Tool to update perlgov from perl-core-teaml
 Porting/perlhist_calculate.pl		Perform calculations to update perlhist
 Porting/pod_lib.pl		Code for handling generated pods
 Porting/pod_rules.pl		generate lists of pod files for Makefiles