chore: fix typos in code comments (#5966)

Signed-off-by: ianlv <sunlvyun@outlook.com>

server/database.js

@@ -19,7 +19,7 @@ const KumaColumnCompiler = require("./utils/knex/lib/dialects/mysql2/schema/mysq
 class Database {
 
     /**
-     * Boostrap database for SQLite
+     * Bootstrap database for SQLite
      * @type {string}
      */
     static templatePath = "./db/kuma.db";

server/notification-providers/flashduty.js

@@ -38,7 +38,7 @@ class FlashDuty extends NotificationProvider {
     }
 
     /**
-     * Generate a monitor url from the monitors infomation
+     * Generate a monitor url from the monitors information
      * @param {object} monitorInfo Monitor details
      * @returns {string|undefined} Monitor URL
      */

server/notification-providers/pushdeer.js

@@ -11,7 +11,7 @@ class PushDeer extends NotificationProvider {
     async send(notification, msg, monitorJSON = null, heartbeatJSON = null) {
         const okMsg = "Sent Successfully.";
         const serverUrl = notification.pushdeerServer || "https://api2.pushdeer.com";
-        // capture group below is nessesary to prevent an ReDOS-attack
+        // capture group below is necessary to prevent an ReDOS-attack
         const url = `${serverUrl.trim().replace(/([^/])\/+$/, "$1")}/message/push`;
 
         let valid = msg != null && monitorJSON != null && heartbeatJSON != null;