move "Release Process" before "Troubleshooting"

* in the Navigation section

resolves: EC-1477

Author: dheerajodha

docs/modules/ROOT/partials/main_nav.adoc

@@ -2,5 +2,5 @@
 * xref:configuration.adoc[Configuration]
 * xref:policy_input.adoc[Policy Input]
 * xref:signing.adoc[Signing]
-* xref:troubleshooting.adoc[Troubleshooting]
 * xref:release-process.adoc[Release Process]
+* xref:troubleshooting.adoc[Troubleshooting]