Bump codecov/codecov-action from 5.4.0 to 5.4.3 #3506

Job	Run time
Generate Code Coverage (3.10)	3m 50s
Build and Test Release Artifact (3.10)	2m 45s
Run Security Checks (3.10)	2m 6s
Build and upload Documentation (3.10)	2m 24s
Micro Benchmarks (3.10)	2m 30s
Build and Verify Docker Image (3.10)	1m 43s
Run Various Lint and Other Checks (3.10)	5m 28s
Unit Tests (Python pypy-3.10)	1m 59s
Unit Tests (Python 3.10)	2m 17s
Unit Tests (Python 3.12)	2m 10s
Unit Tests (Python 3.11)	1m 50s
Unit Tests (Python 3.13)	2m 15s
	31m 17s

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