Fix source comment and documentation typos

Found via `codespell-q 3`

config/dompdf.php

@@ -117,7 +117,7 @@ return [
          *
          * @link http://www.pdflib.com
          *
-         * If pdflib present in web server and auto or selected explicitely above,
+         * If pdflib present in web server and auto or selected explicitly above,
          * a real license code must exist!
          */
         //"DOMPDF_PDFLIB_LICENSE" => "your license key here",
@@ -155,7 +155,7 @@ return [
          * Image DPI setting
          *
          * This setting determines the default DPI setting for images and fonts.  The
-         * DPI may be overridden for inline images by explictly setting the
+         * DPI may be overridden for inline images by explicitly setting the
          * image's width & height style attributes (i.e. if the image's native
          * width is 600 pixels and you specify the image's width as 72 points,
          * the image will have a DPI of 600 in the rendered PDF.  The DPI of

config/installer.php

@@ -39,7 +39,7 @@ return [
     |--------------------------------------------------------------------------
     |
     | This is the default Laravel folders permissions, if your application
-    | requires more permissions just add them to the array list bellow.
+    | requires more permissions just add them to the array list below.
     |
     */
     'permissions' => [

resources/assets/js/components/base/base-select/multiselectMixin.js

@@ -439,7 +439,7 @@ export default {
   },
   methods: {
     /**
-     * Returns the internalValue in a way it can be emited to the parent
+     * Returns the internalValue in a way it can be emitted to the parent
      * @returns {Object||Array||String||Integer}
      */
     getValue() {

resources/assets/js/router.js

@@ -20,7 +20,7 @@ import Register from './views/auth/Register.vue'
 
 import NotFoundPage from './views/errors/404.vue'
 
-// Dashbord
+// Dashboard
 import Dashboard from './views/dashboard/Dashboard.vue'
 
 // Customers