fix: validate org name only contains letters and numbers, fix java version in gitpod

[alfespa17]

Fix #1705

[sonarqubecloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

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[flippipe]

@alfespa17 If it is not allowed dash in the org name, the example should not contain it :)

[alfespa17]

@alfespa17 If it is not allowed dash in the org name, the example should not contain it :)

Thank you, I fixed the example here #1814

[BenjaminDecreusefond]

Hi @alfespa17 !

We created our org with a '-' in the middle of the name. Have the impacts of such a change been tested for pre-existing organization ? :)

[alfespa17]

Hi @alfespa17 !

We created our org with a '-' in the middle of the name. Have the impacts of such a change been tested for pre-existing organization ? :)

Hello @BenjaminDecreusefond you can have issues when using the providers, you can check more details here #1705