Remove some packages from pyright's exclude: they are correct (#8948)

pyrightconfig.stricter.json

@@ -57,7 +57,6 @@
         "stubs/oauthlib",
         "stubs/openpyxl",
         "stubs/Pillow",
-        "stubs/paramiko",
         "stubs/prettytable",
         "stubs/protobuf",
         "stubs/python-crontab",
@@ -65,10 +64,8 @@
         "stubs/pytz/pytz/reference.pyi",
         "stubs/pytz/pytz/tzfile.pyi",
         "stubs/google-cloud-ndb",
-        "stubs/paho-mqtt",
         "stubs/passlib",
         "stubs/peewee",
-        "stubs/pep8-naming",
         "stubs/psutil",
         "stubs/psycopg2",
         "stubs/pyflakes",