Support TaggedTemplateExpression typeParameters (TS 2.9)

[ikatyang]

What version of TypeScript are you using?
2.9.0-dev.20180421

What version of typescript-eslint-parser are you using?
14.0.0

What code were you trying to parse?

export const RedBox = styled.div<{foo: string}>`
  background: red;
  ${props => props.foo}
`;

What did you expect to happen?
typeParameters exists in TaggedTemplateExpression node.

What happened?
typeParameters is missing.

[JamesHenry]

Support has been merged into master