Update git submodules

* Update docs/submodules/so.git from branch 'master'
  to 145eb372a14a2dd25f75033acd37e269c33caf95
  - Merge "add pnf_resource_to_workflow to catalogdb bind the pnf model uuid to pnf workflow"
  - add pnf_resource_to_workflow to catalogdb
    bind the pnf model uuid to pnf workflow

    Issue-ID: SO-2558

    Signed-off-by: Yaoguang Wang <sunshine.wang@huawei.com>
    Change-Id: I779ba8bef8ca3bb67ab6e9245eafec8b84571c85

diff --git a/docs/submodules/so.git b/docs/submodules/so.git
index ef4e7b5..145eb37 160000 (submodule)
--- a/docs/submodules/so.git
+++ b/docs/submodules/so.git
@@ -1 +1 @@
-Subproject commit ef4e7b50f4dc76ca042ddda76cdcf4e5ed10d9f4
+Subproject commit 145eb372a14a2dd25f75033acd37e269c33caf95