Add config option to connect to Cosmos with DirectHttps mode

[lightningrob]

No description provided.

[codecov-io]

Codecov Report

Merging #1243 into master will decrease coverage by 0.06%.
The diff coverage is 25%.

@@             Coverage Diff              @@
##             master    #1243      +/-   ##
============================================
- Coverage     72.22%   72.16%   -0.07%     
+ Complexity     6045     6039       -6     
============================================
  Files           439      439              
  Lines         34910    34914       +4     
  Branches       4430     4431       +1     
============================================
- Hits          25214    25195      -19     
- Misses         8546     8562      +16     
- Partials       1150     1157       +7

Impacted Files	Coverage Δ	Complexity Δ
...ithub.ambry.cloud/azure/AzureCloudDestination.java	80.45% <0%> (-0.94%)	42 <0> (ø)
...com.github.ambry.cloud/azure/AzureCloudConfig.java	100% <100%> (ø)	1 <0> (ø)	⬇️
...in/java/com.github.ambry.clustermap/Partition.java	78.16% <0%> (-3.45%)	26% <0%> (-1%)
.../com.github.ambry.network/BlockingChannelInfo.java	82.25% <0%> (-3.23%)	16% <0%> (-1%)
...java/com.github.ambry.store/CompactionManager.java	88.88% <0%> (-2.62%)	22% <0%> (ø)
...java/com.github.ambry.network/SSLTransmission.java	70.87% <0%> (-2.27%)	70% <0%> (-1%)
.../java/com.github.ambry.router/DeleteOperation.java	93.28% <0%> (-1.5%)	44% <0%> (-1%)
...c/main/java/com.github.ambry.network/Selector.java	79.48% <0%> (-0.86%)	73% <0%> (-1%)
...in/java/com.github.ambry.store/BlobStoreStats.java	70.83% <0%> (-0.63%)	103% <0%> (ø)
...rc/main/java/com.github.ambry.store/BlobStore.java	89.58% <0%> (-0.25%)	92% <0%> (-1%)
... and 5 more

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[ankagrawal]

minor: do we need to specify this in the sample properties file?