Bump Gutenberg Dependecies from the 5.4.1 release

[whyisjake]

When I bumped the Gutenberg dependencies for 5.4.1 in #49974, I neglected to bring those to trunk. This ticket will update those for /trunk and will be downstreamed into 5.3 and 5.2.

[whyisjake]

In 47765:

Block Editor: Update WordPress Packages following the 5.4.1 release.

This bumps @wordpress/block-library 2.14.7 ➡️ 2.14.8

Fixes #50094.
Props aduth, peterwilsoncc, whyisjake.

[whyisjake]

In 47766:

Block Editor: Update _all_ of the block editor packages following the 5.4.1 release.

This is an extension of [47619] and [47765].

Fixes #50094.
Props aduth, peterwilsoncc, whyisjake, ocean90, and afercia.

[SergeyBiryukov]

Reopening for backporting to the 5.2, 5.3, and 5.4 branches.

[ocean90]

#50115 was marked as a duplicate.

[whyisjake]

Noting the changes over here:

​https://github.com/WordPress/gutenberg/pull/22120
​https://github.com/WordPress/gutenberg/pull/22121

Once I get these tests passing and tickets merged, we can publish the package updates, and then bring the package updates to 5.3 and 5.2 branches.

[peterwilsoncc]

In 47920:

Block Editor: Update wp-includes/assets/script-loader-packages.php.

Follow-up to [47765], [47766].
See #50094.

[peterwilsoncc]

It's likely [47920] should not be backported to the 5.4 branch. A different version of the file will need to be generated by the npm script.

[whyisjake]

In 47945:

Editor: Bump dependencies for WordPress 5.4.1 release.

Changes:

• @wordpress/block-library: 2.9.6 => 2.9.7
• @wordpress/edit-post: 3.8.6 => 3.8.7

Fixes #50094.
Props talldanwp, whyisjake.

[whyisjake]

In 47946:

Editor: Bump Gutenberg dependecies for 5.2.6.

Changes:

• @wordpress/block-library: 2.4.6 => 2.4.7
• @wordpress/edit-post: 3.3.6 => 3.3.7

Fixes: #50094.
Props talldanwp, whyisjake.

[SergeyBiryukov]

In 47958:

Editor: Bump package-lock.json on the 5.2 branch.

Follow-up to [47946].

See #50094.