add useIsomorphicLayoutEffect to readme

README.md

@@ -109,6 +109,7 @@
   - [`useMount`](./docs/useMount.md) — calls `mount` callbacks.
   - [`useUnmount`](./docs/useUnmount.md) — calls `unmount` callbacks.
   - [`useUpdateEffect`](./docs/useUpdateEffect.md) — run an `effect` only on updates.
+  - [`useIsomorphicLayoutEffect`](./docs/useIsomorphicLayoutEffect.md) — `useLayoutEffect` that does not show warning when server-side rendering.
   - [`useDeepCompareEffect`](./docs/useDeepCompareEffect.md) — run an `effect` depending on deep comparison of its dependencies
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