fix(deps): update yjs (stable28)

[renovate[bot]]

This PR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
lib0	^0.2.88 -> ^0.2.90
y-websocket	^1.5.3 -> ^1.5.4
yjs (source)	^13.6.11 -> ^13.6.12

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Release Notes

dmonad/lib0 (lib0)

v0.2.90

Compare Source

• [logging] lazyprint support d0ee703
• logging properly supports printing Uint8Array 835c92b

v0.2.89

Compare Source

• [environment] add ensureConf helper 8a5f0b1

yjs/y-websocket (y-websocket)

v1.5.4

Compare Source

• Merge pull request #​175 from jblyberg/polyfill-fix 93dfcf7
• Update y-websocket.js b25c89c

yjs/yjs (yjs)

v13.6.12

Compare Source

• Merge branch 'raineorshine-getXmlElement' f54ea62
• update deps ce06b2a
• better typings for ydoc.get e1bce03
• Add ydoc.getXmlElement 16d9638

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