chore: Modify and mount default block streams output directory

[mhess-swl]

This PR modifies the default block streams output directory to /opt/hgcapp/blockStreams in order to match the corresponding record streams directory. This directory is also added as a mount in the relevant docker compose files.

Closes #16713

[mhess-swl]

@nathanklick please review, especially for any downstream effects to NMT

[codacy-production]

Coverage summary from Codacy

See diff coverage on Codacy

Coverage variation	Diff coverage
✅ -0.16% (target: -1.00%)	✅ ∅

Coverage variation details

	Coverable lines	Covered lines	Coverage
Common ancestor commit (5dc2d36)	97267	63449	65.23%
Head commit (ee8b33a)	96901 (-366)	63058 (-391)	65.07% (-0.16%)

Coverage variation is the difference between the coverage for the head and common ancestor commits of the pull request branch: <coverage of head commit> - <coverage of common ancestor commit>

Diff coverage details

	Coverable lines	Covered lines	Diff coverage
Pull request (#16719)	0	0	∅ (not applicable)

Diff coverage is the percentage of lines that are covered by tests out of the coverable lines that the pull request added or modified: <covered lines added or modified>/<coverable lines added or modified> * 100%

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 63.45%. Comparing base (5dc2d36) to head (ee8b33a).
Report is 21 commits behind head on develop.

Additional details and impacted files

@@              Coverage Diff              @@
##             develop   #16719      +/-   ##
=============================================
- Coverage      63.52%   63.45%   -0.07%     
- Complexity     20302    20319      +17     
=============================================
  Files           2544     2545       +1     
  Lines          94502    94605     +103     
  Branches        9871     9878       +7     
=============================================
+ Hits           60030    60035       +5     
- Misses         30864    30954      +90     
- Partials        3608     3616       +8     

Files with missing lines	Coverage Δ
...com/hedera/node/config/data/BlockStreamConfig.java	100.00% <ø> (ø)

... and 65 files with indirect coverage changes

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[Neeharika-Sompalli]

LGTM! Thanks @mhess-swl