Blog: move "refs to custom components..." fixes #4305
Blog: move "refs to custom components..." fixes #4305

Just to prevent the TL;DR confusion. Separate paragraph and moved up above the code block. `s/References/Refs` for consistency.

(cherry picked from commit 335f7d5e5788cce9fc6b665a80349452d2d14cba)

thr0w/react,thr0w/react,thr0w/react,thr0w/react,thr0w/react,thr0w/react