Update git submodules

* Update docs/submodules/oom.git from branch 'master'
  to 55c686c83695aaa131bee70fe7618c93e1d0cb9b
  - Merge "Add OOM update so-bpmn-infra's Override.yaml file"
  - Add OOM update so-bpmn-infra's Override.yaml file
    
    Remove an additional character 'g' in so-bpmn-infra override.yaml
    kubernetes/so/charts/so-bpmn-infra/resources/config/overrides/override.yaml
    Issue-ID: SO-2041
    Signed-off-by: Bonkur, Venkat (vb8416) <vb8416@att.com>
    Change-Id: I69221c4cd47118730b3831b4c42fe6aabae29c7f
    
diff --git a/docs/submodules/oom.git b/docs/submodules/oom.git
index cf74506..55c686c 160000
--- a/docs/submodules/oom.git
+++ b/docs/submodules/oom.git
@@ -1 +1 @@
-Subproject commit cf745061a8c5bc2e0a9f9d99b2109295f3751198
+Subproject commit 55c686c83695aaa131bee70fe7618c93e1d0cb9b