Minor refactoring

[wcandillon]

• Update the resize example
• Remove misleading const keyword on side-effecting methods
• Fix release build on example app
• Remove reference usage in gl wrapper

[github-actions[bot]]

:tada: This PR is included in version 1.5.6 :tada:

The release is available on:

• npm package (@latest dist-tag)
• GitHub release

Your semantic-release bot :package::rocket: