Remove js imports in examples

[darthtrevino]

Continuing on with @amorriscode 's, PR #3392.

I'm creating a new PR because I cannot write to the original upstream branch and some build issues need to be resolved.

[codecov]

Codecov Report

Merging #3396 (b6ffde2) into main (9ea462e) will not change coverage.
The diff coverage is 30.76%.

@@           Coverage Diff           @@
##             main    #3396   +/-   ##
=======================================
  Coverage   55.40%   55.40%           
=======================================
  Files         203      203           
  Lines        3238     3238           
  Branches      582      582           
=======================================
  Hits         1794     1794           
  Misses       1444     1444           

Impacted Files	Coverage Δ
...ackages/examples/src/00-chessboard/TutorialApp.tsx	0.00% <0.00%> (ø)
packages/examples/src/00-chessboard/index.ts	0.00% <0.00%> (ø)
...kages/examples/src/01-dustbin/copy-or-move/Box.tsx	0.00% <0.00%> (ø)
...examples/src/01-dustbin/copy-or-move/Container.tsx	0.00% <0.00%> (ø)
...s/examples/src/01-dustbin/copy-or-move/Dustbin.tsx	0.00% <0.00%> (ø)
...ages/examples/src/01-dustbin/copy-or-move/index.ts	0.00% <0.00%> (ø)
...les/src/01-dustbin/single-target-in-iframe/Box.tsx	0.00% <0.00%> (ø)
...c/01-dustbin/single-target-in-iframe/Container.tsx	0.00% <0.00%> (ø)
...src/01-dustbin/single-target-in-iframe/Dustbin.tsx	0.00% <0.00%> (ø)
...es/src/01-dustbin/single-target-in-iframe/index.ts	0.00% <0.00%> (ø)
... and 67 more