Intent of lineTokens.ts ×3

All 4 exact tests in this concept. Every test is marked by where it enters the hierarchy.

mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/ 4 tests
- editor/ 4 tests
  - test/ 4 tests
    
    common/ 4 tests
    
    core/ 3 tests
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/editor/test/common/core/lineTokens.test|title=LineTokens withInserted (tokens at the end)|occurrence=1 Inherited lineTokens.ts ×1
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/editor/test/common/core/lineTokens.test|title=LineTokens withInserted (tokens at the same position)|occurrence=1 Introduced here
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/editor/test/common/core/lineTokens.test|title=LineTokens withInserted 1|occurrence=1 Inherited lineTokens.ts ×1
    
    model/ 1 test
    
    mocha:v1|namespace=vscode@05c208e9e28d8c1c723fa08f85e2b7a96092e8e5|file=vs/editor/test/common/model/tokensStore.test|title=TokensStore addSparseTokens skips overlapping semantic tokens that produce backward endOffsets|occurrence=1 Inherited tokensStore.test|title=TokensStore addSparseTokens skips overlapping semantic tokens that produce backward endOffsets|occurrence=1