Update nuwcdivnpt/stig-manager Docker tag to v1.4.3

This MR contains the following updates:

Package	Type	Update	Change
nuwcdivnpt/stig-manager		patch	1.4.2 -> 1.4.3
nuwcdivnpt/stig-manager	ironbank-docker	patch	1.4.2 -> 1.4.3
nuwcdivnpt/stig-manager	stage	patch	1.4.2 -> 1.4.3

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Release Notes

NUWCDIVNPT/stig-manager (nuwcdivnpt/stig-manager)

v1.4.3

Compare Source

Changes:

• (API/UI) Added multi-asset patch endpoint with delete support for better performance when deleting large numbers of Assets
• (UI) Switch to newly-published stig-manager-client-modules package on npm
• (Docs) Updates to documentation publish process
• (API) Code cleanup
• (Docs) Updated STIGMan ASD reference checklist version

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