docs: fix table name in tag_name_query

Author: wagner-intevation

config/backend/webinput_csv.conf

@@ -21,7 +21,7 @@
             "password": "secret",
             "dbname": "contactdb"
         },
-        "tag_name_query": "SELECT tag_name FROM tag WHERE tag_name_id = 2",
+        "tag_name_query": "SELECT tag_name FROM tag_name WHERE tag_name_id = 2",
         "tag_values_query": "SELECT tag_value FROM tag WHERE tag_name_id = 2 ORDER BY tag_value"
     }
 }

docs/user-guide.rst

@@ -403,7 +403,7 @@ Configuring this feature works as follows:
                "password": "secret",
                "dbname": "contactdb"
            },
-           "tag_name_query": "SELECT tag_name FROM tag WHERE tag_name_id = 2",
+           "tag_name_query": "SELECT tag_name FROM tag_name WHERE tag_name_id = 2",
            "tag_value_query": "SELECT tag_value FROM tag WHERE tag_name_id = 2 ORDER BY tag_value"
        }