(chore): Add JSONSchema validation for bundle configuration

- Validates bundle configuration based on supported install modes.
- Only bundles with AllNamespaces support can skip watchNamespace config.
- This prevents unexpected behavior when bundles add new install modes.

Assisted-by: Cursor

Author: camilamacedo86

go.mod

@@ -23,6 +23,7 @@ require (
 	github.com/operator-framework/operator-registry v1.60.0
 	github.com/prometheus/client_golang v1.23.2
 	github.com/prometheus/common v0.67.2
+	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2
 	github.com/spf13/cobra v1.10.1
 	github.com/spf13/pflag v1.0.10
 	github.com/stretchr/testify v1.11.1
@@ -191,7 +192,6 @@ require (
 	github.com/rivo/uniseg v0.4.7 // indirect
 	github.com/rubenv/sql-migrate v1.8.0 // indirect
 	github.com/russross/blackfriday/v2 v2.1.0 // indirect
-	github.com/santhosh-tekuri/jsonschema/v6 v6.0.2 // indirect
 	github.com/secure-systems-lab/go-securesystemslib v0.9.1 // indirect
 	github.com/shopspring/decimal v1.4.0 // indirect
 	github.com/sigstore/fulcio v1.7.1 // indirect