Updated to 1.2.7-preview-6

Updated to 1.2.7-preview-5

Updated manifest to 1.2.2

[Bugfix] Change Plan change discovery (arangodb#784)

[Bugfix] Propagate spec before pod restart (arangodb#782)

[Bugifx] CleanOut Discovery fix (arangodb#781)

[Feature] Propagation modes (arangodb#779)

Updated manifest to 1.2.1

[Bugfix] Reconcile after TLS secret recreation (arangodb#768)

[Security] Replace 'github.com/dgrijalva/jwt-go' with 'github.com/gol…

…ang-jwt/jwt' (arangodb#766)