Add support for string --> object map for DCL resources (#10039) (#7043)

* Add support for string --> object map for DCL resources

* Fix whitespace in template

* Add test, need updated DCL to work

* Add override for key name

* Both overrides

* Update docs, prepend key for maps

* Update bundle descriptions

* Comment update

[upstream:3ccc673c9b2202948591b546ae21658ea4f19d8a]

Signed-off-by: Modular Magician <[email protected]>

Author: modular-magician

.changelog/10039.txt

@@ -0,0 +1,4 @@
+```release-note:enhancement
+gkehub: added support for `policycontroller.policy_controller_hub_config.policy_content.bundles` and 
+`policycontroller.policy_controller_hub_config.deployment_configs` fields to `google_gke_hub_feature_membership`
+```

go.mod

@@ -4,7 +4,7 @@ go 1.20
 
 require (
 	cloud.google.com/go/bigtable v1.19.0
-	github.com/GoogleCloudPlatform/declarative-resource-client-library v1.62.0
+	github.com/GoogleCloudPlatform/declarative-resource-client-library v1.63.0
 	github.com/apparentlymart/go-cidr v1.1.0
 	github.com/davecgh/go-spew v1.1.1
 	github.com/dnaeon/go-vcr v1.0.1

go.sum

@@ -413,3 +413,5 @@ gopkg.in/yaml.v3 v3.0.1/go.mod h1:K4uyk7z7BCEPqu6E+C64Yfv1cQ7kz7rIZviUmN+EgEM=
 honnef.co/go/tools v0.0.0-20190102054323-c2f93a96b099/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 honnef.co/go/tools v0.0.0-20190523083050-ea95bdfd59fc/go.mod h1:rf3lG4BRIbNafJWhAfAdb/ePZxsR/4RtNHQocxwk9r4=
 rsc.io/binaryregexp v0.2.0 h1:HfqmD5MEmC0zvwBuF187nq9mdnXjXsSivRiXN7SmRkE=
+github.com/GoogleCloudPlatform/declarative-resource-client-library v1.63.0 h1:eSOBYPZVnU2fZul9sAJFGLVCgv6stNVKkmsogKF7UeY=
+github.com/GoogleCloudPlatform/declarative-resource-client-library v1.63.0/go.mod h1:pL2Qt5HT+x6xrTd806oMiM3awW6kNIXB/iiuClz6m6k=