Single file TSX transform

[znck]

Rewrite @vuedx/compiler-tsx to use single output file and use source maps in VueSFCDocument and typescript plugin.

[codecov-commenter]

Codecov Report

Merging #293 (767368d) into main (1dc5763) will increase coverage by 2.84%.
The diff coverage is 41.07%.

@@            Coverage Diff             @@
##             main     #293      +/-   ##
==========================================
+ Coverage   39.44%   42.29%   +2.84%     
==========================================
  Files         133      160      +27     
  Lines       21259    18841    -2418     
  Branches     1170     1144      -26     
==========================================
- Hits         8386     7968     -418     
+ Misses      12873    10873    -2000     

Impacted Files	Coverage Δ
packages/compiler-sfc/src/index.ts	0.00% <0.00%> (ø)
packages/compiler-sfc/src/parse.ts	0.00% <0.00%> (ø)
packages/compiler-tsx/src/template/builtins.ts	100.00% <ø> (ø)
...ckages/compiler-tsx/src/template/decodeEntities.ts	29.62% <ø> (ø)
packages/compiler-tsx/src/template/namedChars.ts	100.00% <ø> (ø)
...ler-tsx/src/template/types/NodeTransformContext.ts	0.00% <0.00%> (ø)
packages/compiler-tsx/src/types/SourceMapLike.ts	0.00% <0.00%> (ø)
packages/compiler-tsx/src/types/SourceMapName.ts	0.00% <0.00%> (ø)
...ackages/compiler-tsx/src/types/TransformOptions.ts	0.00% <0.00%> (ø)
packages/compiler-tsx/src/types/TransformedCode.ts	0.00% <0.00%> (ø)
... and 93 more

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