fix(RoleManager): bug in #create

[abdulrahman1s]

Please describe the changes this PR makes and why it should be merged:
if (permissions) is really bad idea, because somehow passing 0n or falsy value. it will be directly passed to api
That resulting an error: TypeError: Do not know how to serialize a BigInt

RoleManager#create({
   name: 'role-name',
   permissions: 0n
}) // -> TypeError: Do not know how to serialize a BigInt

Status and versioning classification:

• Typings don't need updating

[vaporoxx]

I disagree that permissions should be sent when not provided, because 0 is actually not the default.

Taken from the API docs:

And testing it also yields the same result:

[abdulrahman1s]

I disagree that permissions should be sent when not provided, because 0 is actually not the default.

Taken from the API docs:

And testing it also yields the same result:

typeof x !== 'undefined' It looks better in this case.