docs(testing): fix broken relative links in testing index

Author: rwilliamspbg-ops

Documentation/TESTING_INDEX.md

@@ -95,14 +95,14 @@ Note: this file is a broad catalog and includes historical testing documents. Us
 - [test-results/demo-simulated/20260302-071657/metrics-iteration-3.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-3.txt)
 - [test-results/demo-simulated/20260302-071657/metrics-iteration-4.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-4.txt)
 - [test-results/demo-simulated/20260302-071657/metrics-iteration-5.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-5.txt)
-- [test-results/demo-simulated/20260302-071657/metrics-iteration-6.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-6.txt)
-- [test-results/demo-simulated/20260302-071657/metrics-iteration-7.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-7.txt)
-- [test-results/demo-simulated/20260302-071657/metrics-iteration-8.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-8.txt)
-- [test-results/demo-simulated/20260302-071657/metrics-iteration-9.txt](/test-results/demo-simulated/20260302-071657/metrics-iteration-9.txt)
-- [test-results/round200_live/20260227_014246_10node_bft/compose-ps.txt](/test-results/round200_live/20260227_014246_10node_bft/compose-ps.txt)
-- [test-results/round200_live/20260227_014246_10node_bft/prometheus_metrics_snapshot.txt](/test-results/round200_live/20260227_014246_10node_bft/prometheus_metrics_snapshot.txt)
-- [test-results/round200_live/20260227_014246_10node_bft/summary.txt](/test-results/round200_live/20260227_014246_10node_bft/summary.txt)
-- [test-results/tpm-npu-full/TPM_NPU_VALIDATION_REPORT.md](/test-results/tpm-npu-full/TPM_NPU_VALIDATION_REPORT.md)
+- [test-results/demo-simulated/20260302-071657/metrics-iteration-6.txt](test-results/demo-simulated/20260302-071657/metrics-iteration-6.txt)
+- [test-results/demo-simulated/20260302-071657/metrics-iteration-7.txt](test-results/demo-simulated/20260302-071657/metrics-iteration-7.txt)
+- [test-results/demo-simulated/20260302-071657/metrics-iteration-8.txt](test-results/demo-simulated/20260302-071657/metrics-iteration-8.txt)
+- [test-results/demo-simulated/20260302-071657/metrics-iteration-9.txt](test-results/demo-simulated/20260302-071657/metrics-iteration-9.txt)
+- [test-results/round200_live/20260227_014246_10node_bft/compose-ps.txt](test-results/round200_live/20260227_014246_10node_bft/compose-ps.txt)
+- [test-results/round200_live/20260227_014246_10node_bft/prometheus_metrics_snapshot.txt](test-results/round200_live/20260227_014246_10node_bft/prometheus_metrics_snapshot.txt)
+- [test-results/round200_live/20260227_014246_10node_bft/summary.txt](test-results/round200_live/20260227_014246_10node_bft/summary.txt)
+- [test-results/tpm-npu-full/TPM_NPU_VALIDATION_REPORT.md](test-results/tpm-npu-full/TPM_NPU_VALIDATION_REPORT.md)
 - [tests/FINAL_TEST_SUMMARY_20260227.md](/tests/FINAL_TEST_SUMMARY_20260227.md)
 - [tests/README.md](/tests/README.md)
 - [tests/STRUCTURE.md](/tests/STRUCTURE.md)