Dark mode Search Functionality

[Tia-Sch]

@sumitsheokand Updated Search component:
Add reference lines on the left. Colour of the lines #F1F3F5
Add icon next to title. Colour of icon #F1F3F5
Size of icon 20px x 20px
All font to be #F1F3F5 colour
Link color #69B3FF
Container outer strokes to be #F1F3F5
Inner separator lines #555761
Hover has stroke of #69B3FF
"Load more results" CTA is OH Primary button (same as support button in top nav)

https://www.figma.com/design/sgK1vRr6DJW7Xr9Pa26WAz/Help-Center---System-status?node-id=2194-8994&t=annoN0yiOPzgK4ZS-4

[mderazon]

@sumitsheokand i've made some of the changes to the structure, need to validate it's looking correct