feat(aklive2d): many changes

- generalized env_generator
- fixed content_processor
- updated config to add fields
- removed redundant fields in config

config/ling_it_does_wash_the_strings.yaml

@@ -1,7 +1,4 @@
-link: ling_it_does_wash_the_strings
-type: skin
 date: 2023/01
-title: 'Arknights: It Does Wash the Strings / Ling - 明日方舟：濯缨 · 令'
 filename: dyn_illust_char_2023_ling_nian#9
 logo: logo_sui
 fallback_name: char_2023_ling_nian#9
@@ -9,4 +6,8 @@ viewport_left: 0
 viewport_right: 0
 viewport_top: 0
 viewport_bottom: 0
-invert_filter: true
+invert_filter: true
+color: rgb(37, 148, 197)
+codename: 
+  zh-CN: 濯缨 · 令
+  en-US: It Does Wash the Strings / Ling