test run w/ oracledb on pypi, disable mariadb-connector

mariadb is still failing:

https://jira.mariadb.org/projects/CONPY/issues/CONPY-236

Change-Id: I63a82ce8b33acb7f550d509cd6ed0b8e7a2bd56c

tox.ini

@@ -26,11 +26,10 @@ deps=
      mysql: .[pymysql]
      mysql: .[asyncmy]
 
-     mysql: .[mariadb_connector]
+#     mysql: .[mariadb_connector]
 
      oracle: .[oracle]
-     # oracle: .[oracle_oracledb]
-     oracle: git+https://github.com/oracle/python-oracledb
+     oracle: .[oracle_oracledb]
      mssql: .[mssql]
 
      dbapimain-sqlite: git+https://github.com/omnilib/aiosqlite.git#egg=aiosqlite
@@ -104,7 +103,8 @@ setenv=
     py2{,7}-mysql: MYSQL={env:TOX_MYSQL_PY2K:{env:TOX_MYSQL:--db mysql}}
     mysql: EXTRA_MYSQL_DRIVERS={env:EXTRA_MYSQL_DRIVERS:--dbdriver mysqldb --dbdriver pymysql}
 
-    py3{,7,8,9,10,11}-mysql: EXTRA_MYSQL_DRIVERS={env:EXTRA_MYSQL_DRIVERS:--dbdriver mysqldb --dbdriver pymysql --dbdriver mariadbconnector --dbdriver asyncmy}
+    # py3{,7,8,9,10,11}-mysql: EXTRA_MYSQL_DRIVERS={env:EXTRA_MYSQL_DRIVERS:--dbdriver mysqldb --dbdriver pymysql --dbdriver mariadbconnector --dbdriver asyncmy}
+    py3{,7,8,9,10,11}-mysql: EXTRA_MYSQL_DRIVERS={env:EXTRA_MYSQL_DRIVERS:--dbdriver mysqldb --dbdriver pymysql --dbdriver asyncmy}
 
 
     mssql: MSSQL={env:TOX_MSSQL:--db mssql}