feat(preset): Add no-nerd-font preset (#4517)

* feat(preset): Add powerline-only-symbols preset

Related to #2563 & #3544

* Modify symbols for pulumi and erlang

* Change some wording and add default notification

* Update name of preset

Co-authored-by: Kevin Song <chips@ksong.dev>

docs/.vuepress/public/presets/toml/no-nerd-font.toml

@@ -0,0 +1,15 @@
+[battery]
+full_symbol = "• "
+charging_symbol = "⇡ "
+discharging_symbol = "⇣ "
+unknown_symbol = "❓ "
+empty_symbol = "❗ "
+
+[erlang]
+symbol = "ⓔ "
+
+[nodejs]
+symbol = "[⬢](bold green) "
+
+[pulumi]
+symbol = "🧊 "