[Backport release/3.1.x] tests: add UT for deckgen.fillPlugin (#6151)

* tests: add UT for deckgen.fillPlugin (#6146)

(cherry picked from commit edd4419)

* chore: bump go-kong to 0.55

---------

Co-authored-by: Patryk Małek <[email protected]>

go.mod

@@ -30,7 +30,7 @@ require (
 	github.com/google/uuid v1.6.0
 	github.com/jpillora/backoff v1.0.0
 	github.com/kong/go-database-reconciler v1.9.0
-	github.com/kong/go-kong v0.52.0
+	github.com/kong/go-kong v0.55.0
 	github.com/kong/kubernetes-telemetry v0.1.3
 	github.com/kong/kubernetes-testing-framework v0.45.0
 	github.com/lithammer/dedent v1.1.0
@@ -186,7 +186,7 @@ require (
 	github.com/sourcegraph/conc v0.3.0
 	github.com/spf13/cast v1.6.0 // indirect
 	github.com/ssgelm/cookiejarparser v1.0.1 // indirect
-	github.com/tidwall/gjson v1.17.0
+	github.com/tidwall/gjson v1.17.1
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
 	github.com/tklauser/go-sysconf v0.3.12 // indirect

go.sum

@@ -255,8 +255,8 @@ github.com/klauspost/compress v1.17.0 h1:Rnbp4K9EjcDuVuHtd0dgA4qNuv9yKDYKK1ulpJw
 github.com/klauspost/compress v1.17.0/go.mod h1:ntbaceVETuRiXiv4DpjP66DpAtAGkEQskQzEyD//IeE=
 github.com/kong/go-database-reconciler v1.9.0 h1:JWAQlT7lqmN+JrutdkN5yj+u9QwR6P7jNGz7cFqdg4Y=
 github.com/kong/go-database-reconciler v1.9.0/go.mod h1:QuHNMiwxuoflH+IkESEZpxO+6KsYXQ4QJ+Rq98wRYCM=
-github.com/kong/go-kong v0.52.0 h1:qQnYXTNpMpfLd2q61dy6MB2atN1f3+LjKCc5qkjcD58=
-github.com/kong/go-kong v0.52.0/go.mod h1:Uqahp6hm7+JrL768AiohkwzwPuqajzc0+6nBPB6SO6s=
+github.com/kong/go-kong v0.55.0 h1:lonKRzsDGk12dh9E+y+pWnY2ThXhKuMHjzBHSpCvQLw=
+github.com/kong/go-kong v0.55.0/go.mod h1:i1cMgTu6RYPHSyMpviShddRnc+DML/vlpgKC00hr8kU=
 github.com/kong/kubernetes-telemetry v0.1.3 h1:Hz2tkHGIIUqbn1x46QRDmmNjbEtJyxyOvHSPne3uPto=
 github.com/kong/kubernetes-telemetry v0.1.3/go.mod h1:wB7o8dOKa5R396CyiU0sPa8am/g3c5DKd/qrn/Vmb+k=
 github.com/kong/kubernetes-testing-framework v0.45.0 h1:6tFqpDcA1v9AfnUKgFF5aQeRm1Hx3o72SRIbXxjGqMI=
@@ -426,8 +426,8 @@ github.com/stretchr/testify v1.9.0 h1:HtqpIVDClZ4nwg75+f6Lvsy/wHu+3BoSGCbBAcpTsT
 github.com/stretchr/testify v1.9.0/go.mod h1:r2ic/lqez/lEtzL7wO/rwa5dbSLXVDPFyf8C91i36aY=
 github.com/testcontainers/testcontainers-go v0.27.0 h1:IeIrJN4twonTDuMuBNQdKZ+K97yd7VrmNGu+lDpYcDk=
 github.com/testcontainers/testcontainers-go v0.27.0/go.mod h1:+HgYZcd17GshBUZv9b+jKFJ198heWPQq3KQIp2+N+7U=
-github.com/tidwall/gjson v1.17.0 h1:/Jocvlh98kcTfpN2+JzGQWQcqrPQwDrVEMApx/M5ZwM=
-github.com/tidwall/gjson v1.17.0/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
+github.com/tidwall/gjson v1.17.1 h1:wlYEnwqAHgzmhNUFfw7Xalt2JzQvsMx2Se4PcoFCT/U=
+github.com/tidwall/gjson v1.17.1/go.mod h1:/wbyibRr2FHMks5tjHJ5F8dMZh3AcwJEMf5vlfC0lxk=
 github.com/tidwall/match v1.1.1 h1:+Ho715JplO36QYgwN9PGYNhgZvoUSc9X2c80KVTi+GA=
 github.com/tidwall/match v1.1.1/go.mod h1:eRSPERbgtNPcGhD8UCthc6PmLEQXEWd3PRB5JTxsfmM=
 github.com/tidwall/pretty v1.2.0/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=