fix multiline deprecation display issue

[acao]

fixes #3348

also a quick fix for the graphiql dev server

[changeset-bot]

🦋 Changeset detected

Latest commit: ff69017

The changes in this PR will be included in the next version bump.

This PR includes changesets to release 4 packages

Name	Type
graphiql	Patch
@graphiql/react	Patch
@graphiql/plugin-code-exporter	Patch
@graphiql/plugin-explorer	Patch

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[github-actions]

The latest changes of this PR are available as canary in npm (based on the declared changesets):

[email protected]
@graphiql/[email protected]
@graphiql/[email protected]
@graphiql/[email protected]

[codecov]

Codecov Report

Merging #3349 (ff69017) into main (119775e) will increase coverage by 0.00%.
The diff coverage is 100.00%.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #3349   +/-   ##
=======================================
  Coverage   55.98%   55.98%           
=======================================
  Files         109      109           
  Lines        5209     5210    +1     
  Branches     1420     1421    +1     
=======================================
+ Hits         2916     2917    +1     
  Misses       1869     1869           
  Partials      424      424           

Impacted Files	Coverage Δ
...ct/src/explorer/components/field-documentation.tsx	91.66% <ø> (ø)
...act/src/explorer/components/deprecation-reason.tsx	100.00% <100.00%> (ø)