fix: support "types" condition in "exports" field

[sheremet-va]

TypeScript with node16 or moduleResolution: "bundler" cannot find types. See: https://arethetypeswrong.github.io

[netlify]

✅ Deploy Preview for pinia-official canceled.

Name	Link
🔨 Latest commit	404bdb4
🔍 Latest deploy log	https://app.netlify.com/sites/pinia-official/deploys/64143721d138b0000820ef18

[codecov-commenter]

Codecov Report

Merging #2078 (404bdb4) into v2 (efe11b1) will not change coverage.
The diff coverage is n/a.

📣 This organization is not using Codecov’s GitHub App Integration. We recommend you install it so Codecov can continue to function properly for your repositories. Learn more

@@           Coverage Diff           @@
##               v2    #2078   +/-   ##
=======================================
  Coverage   96.32%   96.32%           
=======================================
  Files          12       12           
  Lines        3183     3183           
  Branches      227      227           
=======================================
  Hits         3066     3066           
  Misses        114      114           
  Partials        3        3           

📣 We’re building smart automated test selection to slash your CI/CD build times. Learn more

[posva]

Thanks!