[Chore] Fix asserts after upgrade to Tempo 2.7

[IshwarKanse]

To be merged after #1110

--- PASS: chainsaw (2190.76s)
    --- PASS: chainsaw/ossm-monolithic-otel (340.60s)
    --- PASS: chainsaw/ossm-tempostack (316.83s)
    --- PASS: chainsaw/ossm-tempostack-otel (340.18s)
    --- PASS: chainsaw/otel-tempo-serverless (323.72s)
    --- PASS: chainsaw/tempo-serverless (326.05s)
    --- PASS: chainsaw/monitoring (138.71s)
    --- PASS: chainsaw/monolithic-monitoring (80.77s)
    --- PASS: chainsaw/red-metrics (323.91s)
    --- PASS: chainsaw/gateway (45.00s)
    --- PASS: chainsaw/monolithic-s3-tls (101.65s)
    --- PASS: chainsaw/monolithic-memory (108.86s)
    --- PASS: chainsaw/tls-singletenant-monolithic (126.23s)
    --- PASS: chainsaw/custom-ca (130.45s)
    --- PASS: chainsaw/compatibility (144.46s)
    --- PASS: chainsaw/tls-singletenant (156.08s)
    --- PASS: chainsaw/monolithic-route (79.81s)
    --- PASS: chainsaw/tempo-single-tenant-auth (133.56s)
    --- PASS: chainsaw/monolithic-multitenancy-static (86.83s)
    --- PASS: chainsaw/tempostack-resources (197.92s)
    --- PASS: chainsaw/monolithic-single-tenant-auth (114.98s)
    --- PASS: chainsaw/route (136.92s)
    --- PASS: chainsaw/operator-metrics (23.53s)
    --- PASS: chainsaw/multitenancy (155.25s)
    --- PASS: chainsaw/monolithic-multitenancy-openshift (79.96s)
    --- PASS: chainsaw/monolithic-extraconfig (53.19s)
    --- PASS: chainsaw/reconcile (106.16s)
    --- PASS: chainsaw/monolithic-ingestion-mtls (79.86s)
    --- PASS: chainsaw/generate (78.42s)
    --- PASS: chainsaw/receivers-tls (165.06s)
    --- PASS: chainsaw/monolithic-receivers-tls (124.10s)
    --- PASS: chainsaw/monolithic-pv (93.65s)
    --- PASS: chainsaw/component-replicas (226.74s)
    --- PASS: chainsaw/receivers-mtls (136.77s)
    --- PASS: chainsaw/tempostack-extraconfig (409.83s)
    --- PASS: chainsaw/tempostack-retention-global (2884.89s)
PASS
Tests Summary...
- Passed  tests 35
- Failed  tests 0
- Skipped tests 0

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 58.60%. Comparing base (e7d851d) to head (2da63b4).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #1112   +/-   ##
=======================================
  Coverage   58.60%   58.60%           
=======================================
  Files         113      113           
  Lines       10160    10160           
=======================================
  Hits         5954     5954           
  Misses       3900     3900           
  Partials      306      306           

Flag	Coverage Δ
unittests	58.60% <ø> (ø)

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