Fix test output due to float to string locale independent change

Also use de_DE locale instead

Author: Girgias

ext/pgsql/tests/bug46408.phpt

@@ -3,8 +3,8 @@ Bug #46408 (Locale number format settings can cause pg_query_params to break wit
 --SKIPIF--
 <?php
 require_once('skipif.inc');
-if (false === setlocale(LC_ALL, 'hr_HR.utf-8', 'hr_HR')) {
-    echo "skip Locale hr_HR.utf-8 not present";
+if (false === setlocale(LC_ALL, 'de_DE.utf-8', 'de_DE')) {
+    echo "skip Locale de_DE.utf-8 not present";
 }
 ?>
 --FILE--
@@ -13,7 +13,7 @@ if (false === setlocale(LC_ALL, 'hr_HR.utf-8', 'hr_HR')) {
 require_once('config.inc');
 
 $dbh = pg_connect($conn_str);
-setlocale(LC_ALL, 'hr_HR.utf-8', 'hr_HR');
+setlocale(LC_ALL, 'de_DE.utf-8', 'de_DE');
 echo 3.5 , "\n";
 pg_query_params("SELECT $1::numeric", array(3.5));
 pg_close($dbh);
@@ -22,5 +22,5 @@ echo "Done".PHP_EOL;
 
 ?>
 --EXPECT--
-3,5
+3.5
 Done