chore: update gradle wrapper to new namespace

[ChristianMurphy]

Checklist

• [x] the individual contributor license agreement is signed
• [x] commit message follows commit guidelines
• [x] tests are included
• [x] documentation is changed or added
• [x] new security keys and comments added to security.properties
• [x] new general keys and comments added to portal.properties
• [x] any changes that impact configuration or the database DDL added to CHANGES.md
• x[] have been updated with new phrases
• [x] view conforms with WCAG 2.0 AA

Description of change

[!IMPORTANT] As of v3 this action has been superceded by gradle/actions/wrapper-validation. Any workflow that uses gradle/wrapper-validation-action@v3 will transparently delegate to gradle/actions/wrapper-validation@v3.

Users are encouraged to update their workflows, replacing:

uses: gradle/wrapper-validation-action@v3

with

uses: gradle/actions/wrapper-validation@v3

See the wrapper-validation documentation for up-to-date documentation for gradle/actions/wrapper-validation.

source: https://github.com/gradle/wrapper-validation-action/blob/main/README.md