Updates the Stan submodule to 62b2a19eb.

stan-buildbot · stan-buildbot · commit b51118d98157 · 2024-05-22T04:00:22.000-04:00
diff --git a/stan b/stan
@@ -1 +1 @@
-Subproject commit 8fbfd798f127d99b1882aa2216942ca1966b1c99
+Subproject commit 62b2a19ebbb9efa3778b5627651093be7ad90fca
