build: AUT-944 bump Megatron-Core main pin to 58bf14e (#4991)

svcnemo-autobot · web-flow · commit e84eccad87be · 2026-07-21T20:08:32.000Z
Signed-off-by: svcnemo-autobot &lt;svcnemo-autobot@nvidia.com&gt;
diff --git a/.main.commit b/.main.commit
@@ -1 +1 @@
-adfb8ec7926215bfd0d5120aaf6b080de224d328
+58bf14e9e68915a5e0c7d70451620e6e713c07d5
diff --git a/3rdparty/Megatron-LM b/3rdparty/Megatron-LM
@@ -1 +1 @@
-Subproject commit adfb8ec7926215bfd0d5120aaf6b080de224d328
+Subproject commit 58bf14e9e68915a5e0c7d70451620e6e713c07d5
