I18N: Remove virtually empty and inactive languages.

This removes the following Blender UI translations:
- Amharic
- Croatian
- Estonian
- Hausa
- Kazakh
- Khmer (Central)
- Nepali
- Uzbek
- Uzbek (Latin script)

See also https://devtalk.blender.org/t/manual-ui-translations-cleanup-removal-of-inactive-empty-translations/43557

scripts/modules/_bl_i18n_utils/settings.py

@@ -44,7 +44,7 @@ LANGUAGES = (
     (13, "Chinese (Simplified) - 简体中文", "zh_HANS"),
     (14, "Chinese (Traditional) - 繁體中文", "zh_HANT"),
     (15, "Russian - Русский", "ru_RU"),
-    (16, "Croatian - Hrvatski", "hr_HR"),
+    # 16 is free, used to be "Croatian - Hrvatski" ("hr_HR").
     (17, "Serbian (Cyrillic) - Српски", "sr_RS"),
     (18, "Ukrainian - Українська", "uk_UA"),
     (19, "Polish - Polski", "pl_PL"),
@@ -54,7 +54,7 @@ LANGUAGES = (
     (22, "Bulgarian - Български", "bg_BG"),
     (23, "Greek - Ελληνικά", "el_GR"),
     (24, "Korean - 한국어", "ko_KR"),
-    (25, "Nepali - नेपाली", "ne_NP"),
+    # 25 is free, used to be "Nepali - नेपाली", ("ne_NP").
     # Using the utf8 flipped form of Persian (فارسی).
     (26, "Persian - ﯽﺳﺭﺎﻓ", "fa_IR"),
     (27, "Indonesian - Bahasa indonesia", "id_ID"),
@@ -65,23 +65,23 @@ LANGUAGES = (
     (32, "Portuguese (Brazil) - Português brasileiro", "pt_BR"),
     # Using the utf8 flipped form of Hebrew (עִבְרִית)).
     (33, "Hebrew - תירִבְעִ", "he_IL"),
-    (34, "Estonian - Eesti keel", "et_EE"),
+    # 34 is free, used to be "Estonian - Eesti keel" ("et_EE").
     (35, "Esperanto - Esperanto", "eo"),
-    # 36 is free, used to be 'Spanish from Spain' (`es_ES`).
-    (37, "Amharic - አማርኛ", "am_ET"),
-    (38, "Uzbek (Latin) - Oʻzbek", "uz_UZ@latin"),
-    (39, "Uzbek (Cyrillic) - Ўзбек", "uz_UZ@cyrillic"),
+    # 36 is free, used to be "Spanish from Spain" ("es_ES").
+    # 37 is free, used to be "Amharic - አማርኛ" ("am_ET").
+    # 38 is free, used to be "Uzbek (Latin) - Oʻzbek" ("uz_UZ@latin").
+    # 39 is free, used to be "Uzbek (Cyrillic) - Ўзбек" ("uz_UZ@cyrillic").
     (40, "Hindi - हिन्दी", "hi_IN"),
     (41, "Vietnamese - Tiếng Việt", "vi_VN"),
     (42, "Basque - Euskara", "eu_EU"),
-    (43, "Hausa - Hausa", "ha"),
-    (44, "Kazakh - Қазақша", "kk_KZ"),
+    # 43 is free, used to be "Hausa - Hausa" ("ha").
+    # 44 is free, used to be "Kazakh - Қазақша" ("kk_KZ").
     (45, "Abkhaz - Аԥсуа бызшәа", "ab"),
     (46, "Thai - ภาษาไทย", "th_TH"),
     (47, "Slovak - Slovenčina", "sk_SK"),
     (48, "Georgian - ქართული", "ka"),
     (49, "Tamil - தமிழ்", "ta"),
-    (50, "Khmer - ខ្មែរ", "km"),
+    # 50 is free, used to be "Khmer - ខ្មែរ" ("km").
     (51, "Swahili - Kiswahili", "sw"),
     (52, "Belarusian - беларуску", "be"),
     (53, "Danish - Dansk", "da"),
@@ -107,9 +107,7 @@ LANGUAGES_FILE = "languages"
 IMPORT_MIN_LEVEL = 0.0
 
 # Languages in the working repository that should not be imported in the Blender one currently...
-IMPORT_LANGUAGES_SKIP = {
-    'am_ET', 'et_EE', 'uz_UZ@latin', 'uz_UZ@cyrillic', 'kk_KZ',
-}
+IMPORT_LANGUAGES_SKIP = set()
 
 # Languages that need RTL pre-processing.
 IMPORT_LANGUAGES_RTL = {