BUILDSYS-389 Add Extension Element to the schema to announce extendable structures like with ... in asn1

[JanFellner]

• Added an Extension element which may be added to a schema to tell that this strucutre may be larger in the payload than in the schema. This corresponds to adding ... in the asn1 schema definition which announces a structure to be extendable
• Updated dependencies

[github-actions]

Pull Request Test Coverage Report for Build 7421450124

• 19 of 23 (82.61%) changed or added relevant lines in 4 files are covered.
• 6 unchanged lines in 1 file lost coverage.
• Overall coverage decreased (-0.04%) to 78.47%

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Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
src/Extension.ts	10	14	71.43%

Files with Coverage Reduction	New Missed Lines	%
src/schema.ts	6	71.75%

Totals
Change from base Build 6534605304:	-0.04%
Covered Lines:	2096
Relevant Lines:	2568

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💛 - Coveralls

[JanFellner]

close as the CI pipeline does not want to rebuild for whatever reason