fix: querying temporal entities to retrieve aggregated values with lastN parameter

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Test Results

1 files   -  57  1 suites   - 57   1s :stopwatch: - 1m 23s 1 tests  - 952  1 :white_check_mark:  - 952  0 :zzz: ±0  0 :x: ±0  1 runs   - 991  1 :white_check_mark:  - 991  0 :zzz: ±0  0 :x: ±0 

Results for commit 41ea9e17. ± Comparison against base commit 0edcfbec.

This pull request removes 1092 tests.

``` …, withTemporalValues=true, withAudit=false, expectation={ "@type": "@json", … "@value": "/A/B" "@value": "/C/D" "@value": 20 "… { "@type": "https://uri.etsi.org/ngsi-ld/DateTime", "@value": "2020-03-25T08:29:17.965206Z" … ```