a few import fixes

Author: charliepark

app/components/CapacityBar.tsx

@@ -6,6 +6,8 @@
  * Copyright Oxide Computer Company
  */
 
+import type { JSX } from 'react'
+
 import { BigNum } from '~/ui/lib/BigNum'
 import { percentage, splitDecimal } from '~/util/math'
 

app/components/DocsPopover.tsx

@@ -8,6 +8,7 @@
 
 import { Popover, PopoverButton, PopoverPanel } from '@headlessui/react'
 import cn from 'classnames'
+import type { JSX } from 'react'
 
 import { Info16Icon, OpenLink12Icon } from '@oxide/design-system/icons/react'
 

app/components/TimeAgo.tsx

@@ -6,6 +6,7 @@
  * Copyright Oxide Computer Company
  */
 import type { Placement } from '@floating-ui/react'
+import type { JSX } from 'react'
 
 import { Tooltip } from '~/ui/lib/Tooltip'
 import { timeAgoAbbr, toLocaleDateTimeString } from '~/util/date'

app/util/children.spec.tsx

@@ -5,6 +5,7 @@
  *
  * Copyright Oxide Computer Company
  */
+import type { JSX } from 'react'
 import { describe, expect, it } from 'vitest'
 
 import { flattenChildren, isOneOf, pluckAllOfType, pluckFirstOfType } from './children'