feat(react): add `Skeleton` & `InputAdornment` components #370

Job	Run time
ʦ Typecheck (STATIC ANALYSIS) (lts/*)	4m 59s
🌳 ESLint (STATIC ANALYSIS) (lts/*)	4m 21s
💅 Storybook (lts/*)	8m 9s
👾 Unit Tests (lts/*)	7m 23s
🚧 Build (lts/*)	3m 42s
	28m 34s

Provide feedback