Fixed typos + improved clarity and detail of some JSDoc

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Co-authored-by: Nelson Chan <chakflying@hotmail.com>

src/components/ProxyDialog.vue

@@ -130,7 +130,7 @@ export default {
     },
 
     methods: {
-        /** Show dialog to confirm delection */
+        /** Show dialog to confirm deletion */
         deleteConfirm() {
             this.modal.hide();
             this.$refs.confirmDelete.show();

src/components/TagsManager.vue

@@ -271,9 +271,9 @@ export default {
         },
         /**
          * Get colour of text inside the tag
-         * @param {Object} option Object representing color choice. If
-         * option.color is set, the text color will be white, else it
-         * be chosen based upon application theme
+         * @param {Object} option The tag that needs to be displayed.
+         * Defaults to "white" unless the tag has no color, which will
+         * then return the body color (based on application theme)
          * @returns string
          */
         textColor(option) {