v3.4-rc: Update type ramp tokens

[blackfalcon]

Is your feature request related to a problem? Please describe.

Update tokens to support new variables.

Describe the solution you'd like

A clear and concise description of what you want to happen.

Update Tokens to support the following variables for font-weight :300:

font-weight: $auro-text-heading-600-weight;
font-weight: $auro-text-heading-500-weight;
font-weight: $auro-text-heading-400-weight;
font-weight: $auro-text-heading-300-weight;

Update Tokens to support the following variables for font-weight :500:

font-weight: $auro-text-heading-800-weight;
font-weight: $auro-text-heading-700-weight;