update mattermost to 5.37 lts branch

Signed-off-by: webbuilder_pel7ppc64lebuilder0 <webbuilder@powerel.org>

SPECS/mattermost.spec

@@ -5,7 +5,7 @@
 %define debug_package %{nil}
 
 Name         : mattermost
-Version      : 5.31.2
+Version      : 5.37.2
 Release      : 1%{dist}
 License      : MIT
 URL          : https://mattermost.io
@@ -41,7 +41,7 @@ export GO111MODULE=on
 pushd src/github.com/mattermost/mattermost-server/
 git checkout v%{version}
 git submodule update --init --recursive
-go get -d ./...
+#go get -d ./...
 %ifarch ppc64 ppc64le
 sed 's/amd64/%{_arch}/g' -i build/release.mk
 %endif