Fixing python used DB package

.drone.yml

@@ -25,7 +25,7 @@ steps:
     image: python:latest
     commands:
       - cd database/
-      - pip install psycopg2
+      - pip3 install mariadb
       - python3 db-creation.py
     environment:
       MARIADB_USER:

database/db-creation.py

@@ -1,11 +1,11 @@
 import os
-import psycopg2
+import mariadb
 
 env_user = os.getenv('MARIADB_USER')
 env_password = os.getenv('MARIADB_PASSWORD')
 
 def executeDBQuery(query):
-    conn = psycopg2.connect(
+    conn = mariadb.connect(
         user=env_user, 
         password=env_password, 
         host="felixmielcarek-bigbrotherdb"