refactor(frontend): verbatimModuleSyntaxを有効化

[kakkokari-gtyih]

What

frontend, frontend-shared, frontend-embedでverbatimModuleSyntaxを有効化

import { someVar, SomeType } from '@/somewhere.js';

が

// TSコンパイラ的にはOKだが、統一のためこれはLintにより禁止
import { someVar, type SomeType } from '@/somewhere.js';

// これが正解
import { someVar } from '@/somewhere.js';
import type { SomeType } from '@/somewhere.js';

になる

Why

Fix #14113

Additional info (optional)

Checklist

• Read the contribution guide
• Test working in a local environment
• (If needed) Add story of storybook
• (If needed) Update CHANGELOG.md
• (If possible) Add tests

[codecov]

Codecov Report

Attention: Patch coverage is 17.70073% with 451 lines in your changes missing coverage. Please review.

Project coverage is 18.87%. Comparing base (31ccefa) to head (221d6e2).

Files with missing lines	Patch %	Lines
...ckages/frontend/src/components/MkNoteMediaGrid.vue	0.00%	29 Missing ⚠️
packages/frontend/src/components/grid/MkGrid.vue	0.00%	11 Missing ⚠️
...ackages/frontend/src/components/grid/grid-utils.ts	0.00%	8 Missing ⚠️
...ges/admin/custom-emojis-manager.local.register.vue	0.00%	7 Missing ⚠️
...ackages/frontend/src/widgets/WidgetAiscriptApp.vue	0.00%	7 Missing ⚠️
packages/frontend/src/components/grid/cell.ts	0.00%	6 Missing ⚠️
packages/frontend/src/components/grid/column.ts	0.00%	6 Missing ⚠️
...d/src/pages/admin/custom-emojis-manager.remote.vue	0.00%	6 Missing ⚠️
packages/frontend/src/pages/flash/flash.vue	0.00%	6 Missing ⚠️
packages/frontend/src/pages/scratchpad.vue	0.00%	6 Missing ⚠️
... and 185 more

Additional details and impacted files

@@             Coverage Diff              @@
##           develop   #15323       +/-   ##
============================================
- Coverage    38.77%   18.87%   -19.91%     
============================================
  Files         1601      764      -837     
  Lines       203899   110930    -92969     
  Branches      3860     1233     -2627     
============================================
- Hits         79065    20937    -58128     
+ Misses      124198    89406    -34792     
+ Partials       636      587       -49     

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