SecretsManager: add secure value store (#106708)

* SecretsManager: add secure value model and sql templates

Co-authored-by: Matheus Macabu <macabu@users.noreply.github.com>
Co-authored-by: Dana Axinte <53751979+dana-axinte@users.noreply.github.com>
Co-authored-by: Leandro Deveikis <leandro.deveikis@gmail.com>
Co-authored-by: PoorlyDefinedBehaviour <brunotj2015@hotmail.com>

* SecretsManager: secure value rest layer to use store

Co-authored-by: Matheus Macabu <macabu@users.noreply.github.com>
Co-authored-by: Dana Axinte <53751979+dana-axinte@users.noreply.github.com>
Co-authored-by: Leandro Deveikis <leandro.deveikis@gmail.com>
Co-authored-by: PoorlyDefinedBehaviour <brunotj2015@hotmail.com>

* SecretsManager: temporary add actor prefix to decrypters

* Remove list securevalue by namefor now

---------

Co-authored-by: Matheus Macabu <macabu@users.noreply.github.com>
Co-authored-by: Leandro Deveikis <leandro.deveikis@gmail.com>
Co-authored-by: PoorlyDefinedBehaviour <brunotj2015@hotmail.com>

pkg/tests/apis/secret/testdata/secure-value-default-generate.yaml

@@ -0,0 +1,15 @@
+apiVersion: secret.grafana.app/v0alpha1
+kind: SecureValue
+metadata:
+  annotations:
+    xx: XXX
+    yy: YYY
+  labels:
+    aa: AAA
+    bb: BBB
+spec:
+  description: This is a secret
+  value: this is super duper secure
+  decrypters:
+    - actor_k6
+    - actor_synthetic-monitoring

pkg/tests/apis/secret/testdata/secure-value-generate.yaml

@@ -0,0 +1,16 @@
+apiVersion: secret.grafana.app/v0alpha1
+kind: SecureValue
+metadata:
+  annotations:
+    xx: XXX
+    yy: YYY
+  labels:
+    aa: AAA
+    bb: BBB
+spec:
+  description: XYZ value
+  keeper: my-keeper-1
+  value: super duper secure
+  decrypters:
+    - actor_k6
+    - actor_synthetic-monitoring