Add tests for typescript angular v17, v18, v20 #26

Job	Run time
Build projects (20.x, samples/client/petstore/typescript-angular-v18-provided-in-root/)	1m 39s
Build projects (20.x, samples/client/others/typescript-angular/)	1m 1s
Build projects (20.x, samples/openapi3/client/petstore/typescript/builds/jquery/)	54s
Build projects (20.x, samples/client/petstore/typescript-angular-v20-provided-in-root/)	1m 49s
Build projects (20.x, samples/client/petstore/typescript-fetch/tests/default/)	1m 27s
Build projects (20.x, samples/client/petstore/typescript-angular-v17-provided-in-root/)	1m 41s
Build projects (20.x, samples/openapi3/client/petstore/typescript/builds/default/)	1m 4s
Build projects (20.x, samples/client/petstore/typescript-angular-v16-provided-in-root/)	1m 37s
Build projects (20.x, samples/openapi3/client/petstore/typescript/builds/browser/)	1m 8s
Build projects (20.x, samples/openapi3/client/petstore/typescript/builds/object_params/)	54s
Build projects (20.x, samples/client/petstore/typescript-angular-v19-provided-in-root/)	1m 32s
Build projects (20.x, samples/client/petstore/typescript-fetch/builds/with-npm-version/)	40s
Build projects (20.x, samples/client/petstore/typescript-axios/builds/with-npm-version/)	1m 0s
Build projects (20.x, samples/client/petstore/typescript-rxjs/builds/with-npm-version/)	58s
Build projects (20.x, samples/client/petstore/typescript-fetch/builds/es6-target/)	52s
Build projects (20.x, samples/client/petstore/typescript-fetch/builds/default/)	41s
	18m 57s

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