add type module while load modern js bundle

[akellbl4]

Now we have two requests for the js bundle because we don't add type="module" when requesting it.
This PR is fixing it.

[codecov]

Codecov Report

Merging #976 (04f59b6) into master (4e0a4e5) will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master     #976   +/-   ##
=======================================
  Coverage   43.31%   43.31%           
=======================================
  Files         128      128           
  Lines        2634     2634           
  Branches      522      522           
=======================================
  Hits         1141     1141           
  Misses       1447     1447           
  Partials       46       46           

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[github-actions]

size-limit report 📦

Path	Size
public/embed.mjs	2.28 KB (0%)
public/remark.mjs	67.44 KB (0%)
public/remark.css	10.62 KB (0%)
public/last-comments.mjs	31.09 KB (0%)
public/last-comments.css	5.76 KB (0%)
public/deleteme.mjs	10.11 KB (0%)
public/counter.mjs	626 B (0%)

[umputun]

conflict pls?