Remove custom mysqldb image, just use latest public. Move bot docker to base directory.

docker-compose.yml

@@ -2,7 +2,7 @@ version: "3"
 services:
   sqldb:
     restart: unless-stopped
-    build: docker/MySql
+    image: mysql:latest
     container_name: "Highscores-DataBase"
     volumes:
       - highscores_data:/var/lib/mysql
@@ -12,9 +12,7 @@ services:
 
   bot:
     restart: unless-stopped
-    build:
-      context: ./
-      dockerfile: ./docker/Highscores_Bot/Dockerfile
+    build: .
     container_name: "Highscores-Bot"
     depends_on:
       - sqldb