Improve convergence handling in fit_fims by wrapping nlminb calls with tryCatch#1385

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aman-raj-srivastva wants to merge 2 commits intoNOAA-FIMS:devfrom

aman-raj-srivastva:feature/convergence-checks

Commits on Mar 30, 2026

Improve convergence handling by wrapping nlminb calls with tryCatch
Aman
committed

Commits on Mar 31, 2026

Address review comments: improve error handling and loop fallback logic
Aman
committed