fix(Install): reoder upgrade steps

Author: btry

install/migration/update_1.1.0_to_1.2.0/02_update_tables_schema.php

@@ -30,13 +30,10 @@
  * -------------------------------------------------------------------------
  */
 
-use GlpiPlugin\Carbon\Location;
-use GlpiPlugin\Carbon\Source;
-
 /** @var DBmysql $DB */
 /** @var Migration $migration */
 
-$table = (new DbUtils())->getTableForItemType(Source::class);
+$table = 'glpi_plugin_carbon_sources';
 $migration->addField(
     $table,
     'is_carbon_intensity_source',
@@ -48,7 +45,7 @@
     ]
 );
 
-$table = (new DbUtils())->getTableForItemType(Location::class);
+$table = 'glpi_plugin_carbon_locations';
 $migration->addField(
     $table,
     'plugin_carbon_sources_zones_id',

install/migration/update_1.1.0_to_1.2.0/03_RTE_zone.php

@@ -32,9 +32,11 @@
 
 use GlpiPlugin\Carbon\Install;
 
-/** @var DbMysql $DB */
-global $DB;
+/** @var Migration $migration */
+/** @var DBmysql $DB */
 
+// Force immediate migration of this table to let the subsequent code work
+// with the up to date schema
 $rte_source = Install::getOrCreateSource('RTE', 0, 1);
 $france_zone = Install::getOrCreateZone('France', $rte_source);
 Install::linkSourceZone($rte_source, $france_zone);