update confidentiality level to match GEPR new requirements

Assertion-Manager/installation.md

CDA-Generator/installation.md

CDA-Generator/user.md

Demographic-Data-Server/user.md

EPD-ATC-Simulator/user.md

EVS-Client/installation.md

EVS-Client/user.md

EVS-Client/wsvalidation.md

Gazelle-Calibration/installation.md

Gazelle-Calibration/user.md

Gazelle-HL7-Validator/installation.md

Gazelle-HL7-Validator/user.md

Gazelle-Master-Model/user.md

Gazelle-SSO/installation.md

Gazelle-STS/installation.md

Gazelle-STS/user.md

Gazelle-Security-Suite/installation.md

Gazelle-Security-Suite/user.md

Gazelle-Transformation-Service/installation.md

Gazelle-Transformation-Service/user.md