Fix shellcheck issues

.config/zsh/.zshrc

@@ -66,36 +66,28 @@ DISABLE_AUTO_UPDATE="false"
 # Would you like to use another custom folder than $ZSH/custom?
 ZSH_CUSTOM=$ZDOTDIR/custom
 
-priv_plugin=sudo
-if [ -x "$(command -v doas)" ]
-then
-    priv_plugin=doas
-fi
-
 # Which plugins would you like to load?
 # Standard plugins can be found in $ZSH/plugins/
 # Custom plugins may be added to $ZSH_CUSTOM/plugins/
 # Example format: plugins=(rails git textmate ruby lighthouse)
 # Add wisely, as too many plugins slow down shell startup.
 plugins=(
-    colored-man-pages
-    copydir
-    copyfile
-    cp
-    docker
-    docker-compose
-    encode64
-    extract
-    git
-    git-auto-status
-    httpie
-    jump
-    kubectl
-    laravel5
-    safe-paste
-    vi-mode
-
-    $priv_plugin
+    'colored-man-pages'
+    'copydir'
+    'copyfile'
+    'cp'
+    'docker'
+    'docker-compose'
+    'encode64'
+    'extract'
+    'git'
+    'git-auto-status'
+    'httpie'
+    'jump'
+    'laravel5'
+    'safe-paste'
+    'sudo'
+    'vi-mode'
 )
 
 source $ZSH/oh-my-zsh.sh