Get rid of Google Guava dependency

[kwin]

The following warning is emitted in Cloud Manager and aemanalyser-maven-plugin when embedding the aem-groovvy-console-all in a container package:

[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-api:19.0.3: Usage of deprecated package found : com.google.common.base : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)
[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-api:19.0.3: Usage of deprecated package found : com.google.common.net : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)
[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-api:19.0.3: Usage of deprecated package found : com.google.common.collect : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)
[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-bundle:19.0.3: Usage of deprecated package found : com.google.common.net : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)
[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-bundle:19.0.3: Usage of deprecated package found : com.google.common.base : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)
[WARNING] [region-deprecated-api] be.orbinson.aem:aem-groovy-console-bundle:19.0.3: Usage of deprecated package found : com.google.common.collect : The Google Guava Core Libraries are deprecated and will not be part of the AEM SDK after April 2023 Deprecated since 2022-12-01 For removal : 2023-04-01 (...|aem-groovy-console:aem-groovy-console-all:19.0.3)

Please get rid of this deprecated dependency in order to not rely on deprecated bundles (https://experienceleague.adobe.com/en/docs/experience-manager-cloud-service/content/release-notes/deprecated-removed-features)