style(bash): change default theme

root/.chezmoitemplates/shell/ohmybash-env

@@ -3,7 +3,7 @@ export OSH=~/.oh-my-bash
 
 # Set name of the theme to load. Optionally, if you set this to "random"
 # it'll load a random theme each time that oh-my-bash is loaded.
-OSH_THEME="font"
+OSH_THEME="agnoster" # font, agnoster, cupcake, powerline-multiline, purity, rr, sexy
 
 # Uncomment the following line to use case-sensitive completion.
 # OMB_CASE_SENSITIVE="true"