Revert previous change

Note: I changed 'ISO8859-1' to 'ISO-8859-1', please check if this is php compatible before applying this PR.

sccpManClasses/extconfigs.class.php

@@ -175,7 +175,6 @@ class extconfigs
         'pt_BR' => array('code' => 'pt', 'language' => 'Portuguese', 'locale' => 'Portuguese_Brazil', 'codepage' => 'ISO8859-1'),
         'pt_PT' => array('code' => 'pt', 'language' => 'Portuguese', 'locale' => 'Portuguese_Portugal', 'codepage' => 'ISO8859-1'),
         'ro_RO' => array('code' => 'ro', 'language' => 'Romanian', 'locale' => 'Romanian_Romania', 'codepage' => 'ISO8859-1'),
-        'ru_RU' => array('code' => 'ru', 'language' => 'Russian', 'locale' => 'Russian_Russian_Federation', 'codepage' => 'CP1251'),
         'sk_SK' => array('code' => 'sk', 'language' => 'Slovakian', 'locale' => 'Slovak_Slovakia', 'codepage' => 'ISO8859-1'),
         'sl_SL' => array('code' => 'sl', 'language' => 'Slovenian', 'locale' => 'Slovenian_Slovenia', 'codepage' => 'ISO8859-1'),
         'sr_ME' => array('code' => 'sr', 'language' => 'Serbian', 'locale' => 'Serbian_Republic_of_Montenegro', 'codepage' => 'ISO8859-1'),

sccpManagerUpdater.json

@@ -16,6 +16,6 @@
         "version": "15.0"
     },
     "location": "https://github.com/chan-sccp/sccp_manager/archive/refs/tags/v14.5.0.4.tar.gz",
-    "md5sum": "3dd88a76b58db66f7c86eaf718596d7e",
+    "md5sum": "80b454d5cfdd602bffeec350e6e76bac",
     "packaged": "1643364518"
 }