nav component issue fixes, component updates in progress

[imtananikhwa]

FEEDBACK:

Nav Component - Text-Size have to be respected, Margin and Padding too. Style for the sub-menu entries should be possible to set individually. Background Image (and its siblings) should be added
Link Component - Padding must be respected vertically correct, Border Radius must be respected
Mention Component - Text-Size have to be respected, Input field should have same height as standard input field height
Dropdown - 2 times border-radius and border-color to set, one time is enough, Border-Width have to be respected, Text-Weight have to be respected
Toggle Button - Padding must be respected horizontally correct, Border-Width have to be respected

Following changes have been made:

Nav Component:
Text size, margin and padding issue. Didn't change sub menu styling

Link Component:
Padding and border radius fixed

Mention component:
Text size issue fixed

Dropdown:
duplicate style properties removed.
Styling showing when display when label only is selected

Toggle Button:
Padding and Border width working

Circle Progress:
Circle progress style type and variable created to ensure relevant styles are shown
Styles and their control added

File Component: (fileComp.tsx)
Styles and their control added

Known Issues:

Nav component:
Padding when increased doesn't change the overall component height.

Dropdown:
styling not working when display with label only property is disabled.

Progress:
none of the border styling is working ==> will look into the antd documentation and updated type accordingly

Other:
Added "Montserrat" google font so font family property can be tested for the components.