update nexus version to 37.3.0

Package Merge Request

Package Changes

Updates Nexus Package

Package MR

https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/nexus/-/merge_requests/36

For Issue

Closes https://repo1.dso.mil/platform-one/big-bang/apps/developer-tools/nexus/-/issues/21

BB Processes

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