chore: updating aggregator MinMaxLastSumCount and use it for value observer and value recorder

[obecny]

Which problem is this PR solving?

• Fixes Create MinMaxLastSumCount Agrregator #1275

Short description of the changes

• It adds last value to current aggregator MinMaxSumCount which becomes now MinMaxLastSumCount, then it is used for ValueObserver and ValueRecorder

[codecov]

Codecov Report

Merging #1276 into master will increase coverage by 0.32%.
The diff coverage is 83.33%.

@@            Coverage Diff             @@
##           master    #1276      +/-   ##
==========================================
+ Coverage   93.09%   93.42%   +0.32%     
==========================================
  Files         133      132       -1     
  Lines        3764     3755       -9     
  Branches      761      761              
==========================================
+ Hits         3504     3508       +4     
+ Misses        260      247      -13     

Impacted Files	Coverage Δ
packages/opentelemetry-metrics/src/export/types.ts	100.00% <ø> (ø)
...ckages/opentelemetry-metrics/src/export/Batcher.ts	91.30% <50.00%> (ø)
...pentelemetry-exporter-prometheus/src/prometheus.ts	89.89% <100.00%> (+2.02%)	⬆️
...trics/src/export/aggregators/MinMaxLastSumCount.ts	100.00% <100.00%> (ø)
...ntelemetry-metrics/src/export/aggregators/index.ts	100.00% <100.00%> (ø)