[heycam/webidl] Terminal symbol -/. are only in Other, never used elsewhere (#554)

https://heycam.github.io/webidl/#index-prod-Other

```
Other ::
    integer
    float
    identifier
    string
    other
    -
    -Infinity
    .
    ...
    :
    ;
    <
    =
    >
    ?
    ByteString
    DOMString
    FrozenArray
    Infinity
    NaN
    USVString
    any
    boolean
    byte
    double
    false
    float
    long
    null
    object
    octet
    or
    optional
    sequence
    short
    true
    unsigned
    void
    ArgumentNameKeyword
    BufferRelatedType
```

Non-terminal symbol `Other` lists `-`/`.` as terminal symbols but they are not being used elsewhere. (Try finding `<emu-t>.</emu-t>`.) Can we remove them and allow them to be matched by `other` regex?

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/heycam/webidl/issues/554