Removed the now-unused SqlQuery from the Mia core application.

mia_core/utils.py

@@ -455,22 +455,3 @@ class PaginationException(Exception):
 
     def __init__(self, url):
         self.url = url
-
-
-class SqlQuery:
-    """A SQL query statement with its parameters.
-
-    Args:
-        sql (str): The SQL statement.
-        params (list[str]): the parameters.
-
-    Attributes:
-        sql (str): The SQL statement.
-        params (list[str]): the parameters.
-    """
-    sql = ""
-    params = []
-
-    def __init__(self, sql, params):
-        self.sql = sql
-        self.params = params