Added number of reclamations in TraceRecord

[munishchouhan]

Summary

This PR adds support for tracking the number of task reclamations in trace records:

• Add num_reclamations field to TraceRecord: Adds a new numeric field to capture the number of task reclamations for workflow execution monitoring
  (modules/nextflow/src/main/groovy/nextflow/trace/TraceRecord.groovy:106)

Test plan

• Unit tests pass for TraceRecord with num_reclamations field
• Tests verify camelCase conversion for num_reclamations → numReclamations
• Manual testing of trace records with task reclamation data
• Integration testing with real workflows

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