Update jsonld.js to 9.0.0.

[davidlehn]

• Update jsonld.js to 9.0.0.
• Setup to load esm and no-esm versions.

[BigBlueHat]

This is also needed for the /playground/next/ variation. Mind taking a look at that too? Though, we might want to wait on reworking the rollup building step.

[BigBlueHat]

This is also needed for the /playground/next/ variation. Mind taking a look at that too? Though, we might want to wait on reworking the rollup building step.

I've done this over in #883, so gonna merge this one for the other playgrounds (while they're still around).

[davidlehn]

I didn't touch the next build since I'm not familiar with what's going on there. Also I was a bit lazy to figure out the data integrity hash part. :-)