feat: add crossplane with AWS integration

bootstrap/crossplane/secret-generator.yaml

@@ -0,0 +1,14 @@
+apiVersion: viaduct.ai/v1
+kind: ksops
+metadata:
+  # Specify a name
+  name: crossplane-secrets
+  annotations:
+    config.kubernetes.io/function: |
+        exec:
+          # if the binary is in your PATH, you can do
+          path: ksops
+          # otherwise, path should be relative to manifest files, like
+          # path: ../../../ksops
+files:
+  - ./secret.aws.enc.yaml