[Backport 2.x] Bugfix: remove assert on non-empty translog reader list

[opensearch-trigger-bot]

Backport 48d4087 from #9458.

[opensearch-trigger-bot]

Compatibility status:

Checks if related components are compatible with change 879dfa4

Incompatible components

Incompatible components: [https://github.com/opensearch-project/notifications.git, https://github.com/opensearch-project/index-management.git, https://github.com/opensearch-project/alerting.git, https://github.com/opensearch-project/performance-analyzer.git]

Skipped components

Compatible components

Compatible components: [https://github.com/opensearch-project/geospatial.git, https://github.com/opensearch-project/security.git, https://github.com/opensearch-project/neural-search.git, https://github.com/opensearch-project/security-analytics.git, https://github.com/opensearch-project/sql.git, https://github.com/opensearch-project/job-scheduler.git, https://github.com/opensearch-project/observability.git, https://github.com/opensearch-project/k-nn.git, https://github.com/opensearch-project/anomaly-detection.git, https://github.com/opensearch-project/asynchronous-search.git, https://github.com/opensearch-project/cross-cluster-replication.git, https://github.com/opensearch-project/common-utils.git, https://github.com/opensearch-project/reporting.git, https://github.com/opensearch-project/performance-analyzer-rca.git, https://github.com/opensearch-project/ml-commons.git]

[github-actions]

Gradle Check (Jenkins) Run Completed with:

• RESULT: SUCCESS ✅
• URL: https://build.ci.opensearch.org/job/gradle-check/23151/
• CommitID: 66f7d95

[codecov]

Codecov Report

Merging #9472 (66f7d95) into 2.x (1fdc08a) will increase coverage by 0.03%.
Report is 1 commits behind head on 2.x.
The diff coverage is 75.40%.

@@             Coverage Diff              @@
##                2.x    #9472      +/-   ##
============================================
+ Coverage     70.92%   70.96%   +0.03%     
- Complexity    57634    57681      +47     
============================================
  Files          4762     4764       +2     
  Lines        272085   272092       +7     
  Branches      40110    40109       -1     
============================================
+ Hits         192975   193083     +108     
+ Misses        62564    62488      -76     
+ Partials      16546    16521      -25     

Files Changed	Coverage Δ
...n/java/org/opensearch/compress/ZstdCompressor.java	70.58% <ø> (ø)
...a/org/opensearch/core/compress/NoneCompressor.java	42.85% <ø> (ø)
...ensearch/core/compress/NotCompressedException.java	0.00% <ø> (ø)
...opensearch/core/compress/NotXContentException.java	100.00% <ø> (ø)
...rg/opensearch/index/translog/RemoteFsTranslog.java	71.19% <0.00%> (+0.31%)	⬆️
...epositories/blobstore/ChecksumBlobStoreFormat.java	97.61% <ø> (ø)
...java/org/opensearch/transport/TransportLogger.java	39.32% <0.00%> (ø)
...rg/opensearch/transport/TransportDecompressor.java	74.02% <50.00%> (-1.30%)	⬇️
...g/opensearch/core/compress/CompressorRegistry.java	73.07% <73.07%> (ø)
...opensearch/common/compress/CompressedXContent.java	85.93% <80.00%> (ø)
... and 10 more

... and 470 files with indirect coverage changes