v0.79.0

[gardener/landscaper]

🐛 Bug Fixes

• [DEVELOPER] Introduces USE_OCM_LIB parameter for running local integration tests by @guewa [#846]

🏃 Others

• [OPERATOR] - integrate OCM files by @achimweigel [#837]
• [OPERATOR] - fix blueprint docu by @achimweigel [#832]
• [USER] - deprecated registryPullSecrets field in Installations removed by @robertgraeff [#834]