Add copyright notices to meson files

Discussion: https://postgr.es/m/222b43a5-2fb3-2c1b-9cd0-375d376c8246@dunslane.net

src/backend/utils/activity/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'backend_progress.c',
   'backend_status.c',

src/backend/utils/adt/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'acl.c',
   'amutils.c',

src/backend/utils/cache/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'attoptcache.c',
   'catcache.c',

src/backend/utils/error/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'assert.c',
   'csvlog.c',

src/backend/utils/fmgr/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'dfmgr.c',
   'fmgr.c',

src/backend/utils/hash/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'dynahash.c',
   'pg_crc.c'

src/backend/utils/init/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'globals.c',
   'miscinit.c',

src/backend/utils/mb/conversion_procs/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 encodings = {
   'cyrillic_and_mic': ['cyrillic_and_mic/cyrillic_and_mic.c'],
   'euc2004_sjis2004': ['euc2004_sjis2004/euc2004_sjis2004.c'],

src/backend/utils/mb/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'conv.c',
   'mbutils.c',

src/backend/utils/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 install_data('errcodes.txt',
   install_dir: dir_data,
 )

src/backend/utils/misc/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'conffiles.c',
   'guc.c',

src/backend/utils/mmgr/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'aset.c',
   'dsa.c',

src/backend/utils/resowner/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'resowner.c'
 )

src/backend/utils/sort/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'logtape.c',
   'qsort_interruptible.c',

src/backend/utils/time/meson.build

@@ -1,3 +1,5 @@
+# Copyright (c) 2022, PostgreSQL Global Development Group
+
 backend_sources += files(
   'combocid.c',
   'snapmgr.c',