Fix: Paths to fake data were broken by refactoring

[hoh]

This fixes the relative paths to the fake data files and directories.

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 34.74%. Comparing base (2401133) to head (da72145).
Report is 2 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main     #559   +/-   ##
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  Coverage   34.74%   34.74%           
=======================================
  Files          52       52           
  Lines        4738     4738           
  Branches      553      553           
=======================================
  Hits         1646     1646           
  Misses       3074     3074           
  Partials       18       18           

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[github-actions]

The diff includes modifications in several areas such as:

• Changes to FAKE_DATA_PROGRAM, BENCHMARK_FAKE_DATA_PROGRAM, FAKE_DATA_MESSAGE, FAKE_DATA_DATA, FAKE_DATA_RUNTIME and FAKE_DATA_VOLUME paths.
• Changes to the 'fake instance' message defined in examples/instance_message_from_aleph.json.
• The VM IDs for testing purposes are also being modified, which could potentially impact tests or require deep understanding of the project architecture.

The changes might be complex and risky if not handled properly as they involve significant changes to paths in configuration files and potential impacts on other parts of the system. Only experienced developers should review this PR. The label 'BLACK' is recommended for this kind of PR.

Please note that the response was generated based on the provided diff and rules, but it may not fully capture all the complexity or impact of the changes. It's always a good practice to discuss these complex PRs with other developers before merging them into the main codebase.