🐛 (.zshrc, install.sh): fix newline issues at the end of files

.zshrc

@@ -228,4 +228,4 @@ export FZF_DEFAULT_OPS="--extended"
 # Initialize zoxide (smarter cd command)
 eval "$(zoxide init zsh)"
 
-alias k="k -h"       # show human readable file sizes, in kb, mb etc
+alias k="k -h"       # show human readable file sizes, in kb, mb etc