Cleanup mandatory source files, PS1 migrated to starship anyways

.void.bashrc

@@ -8,25 +8,22 @@
 [[ $- != *i* ]] && return
 
 #################################
-# - bash_aliases
+# Mandatory source files
 # - bash-completion
+# - bash-aliases
+# - ps1 # replaced by starship, legacy
 
 # always bash-completion first
-[[ -r /usr/share/bash-completion/bash_completion ]] && . /usr/share/bash-completion/bash_completion
+[[ -r /usr/share/bash-completion/bash_completion ]] &&\
+    source /usr/share/bash-completion/bash_completion
 
 # custom bash-completions
-[ -d ~/.config/completions ] && { for i in ~/.config/completions/*; do source $i; done }
+[[ -d ~/.config/completions ]] &&\
+    { for i in ~/.config/completions/*; do source $i; done }
 
 # source distro and general purpose aliases
-[[ -r ~/.bash_aliases ]] && . ~/.bash_aliases
-
-# integrate git prompt functions
-# will break PS1 if not used
-[[ -f /usr/share/git/git-prompt.sh ]] && . /usr/share/git/git-prompt.sh
-
-# kube-ps1
-# located in ~/git/kube-ps1
-[[ -r ~/git/kube-ps1/kube-ps1.sh ]] && . ~/git/kube-ps1/kube-ps1.sh
+[[ -r ~/.bash_aliases ]] &&\
+    source ~/.bash_aliases
 
 # set PS1 from file
 # USE ONLY AFTER GIT PROMPT