feat[dev]: ✨ sd-headline icon not vertically aligned

[MartaPintoTeixeira]

Description

Bug: sd-headline icon not vertically aligned

Storybook link: https://solid-design-system.fe.union-investment.de/docs/?path=/story/styles-sd-headline-screenshots-sd-headline--combination

Current behavior:
The icon is not vertically aligned with the first line of the sd-headline in some sizes.

Expected behavior:
The icon should be vertically aligned with the first line of the sd-headline in all sizes.

Affected stories and sizes:

"With an sd-icon": 3xl, xl, lg

"sd-headline with sd-mark (icon included)": default, 3xl, xl, lg

Open Questions towards design

• Question1
• Question2

DoR

• Item has been estimated by the team
• Item dependencies have been identified and documented