Add markup support (#1525)

* Add markup support for all Base16 themes

* Fix rose_pine `markup.link.text` attribute misname

* Add basic default markup support for all themes

* Fix cursor change color on Base16 terminal and default

* Remove old markup monokai_pro support and fix Onedark `markup.link.text` attribute misname

* Remove old markup dracula support

runtime/themes/rose_pine.toml

@@ -55,7 +55,7 @@
 "markup.list" = { fg = "love" }
 "markup.quote" = { fg = "rose" }
 "markup.link.url" = { fg = "pine", modifiers = ["underlined"]}
-"markup.link.label" = { fg = "foam" }
+"markup.link.text" = { fg = "foam" }
 
 [palette]
 base     = "#191724"