fix: call notation-go libs instead of using notation binary (#1104)

fix: add loading notation path

Signed-off-by: Andreea-Lupu <andreealupu1470@yahoo.com>
Co-authored-by: Roxana Nemulescu <roxana.nemulescu@gmail.com>

go.mod

@@ -55,10 +55,11 @@ require (
 	github.com/aws/aws-sdk-go-v2/service/dynamodb v1.18.1
 	github.com/containers/image/v5 v5.23.0
 	github.com/gobwas/glob v0.2.3
-	github.com/notaryproject/notation-go v0.12.0-beta.1
+	github.com/notaryproject/notation-go v1.0.0-rc.1
 	github.com/opencontainers/distribution-spec/specs-go v0.0.0-20230117141039-067a0f5b0e25
 	github.com/sigstore/cosign v1.13.1
 	github.com/swaggo/http-swagger v1.3.3
+	oras.land/oras-go/v2 v2.0.0-rc.5
 )
 
 require (
@@ -376,7 +377,7 @@ require (
 	github.com/mozillazg/docker-credential-acr-helper v0.3.0 // indirect
 	github.com/mpvl/unique v0.0.0-20150818121801-cbe035fff7de // indirect
 	github.com/nmcclain/asn1-ber v0.0.0-20170104154839-2661553a0484 // indirect
-	github.com/notaryproject/notation-core-go v0.2.0-beta.1 // indirect
+	github.com/notaryproject/notation-core-go v1.0.0-rc.1
 	github.com/oklog/ulid v1.3.1 // indirect
 	github.com/open-policy-agent/opa v0.45.0 // indirect
 	github.com/opencontainers/runc v1.1.4 // indirect
@@ -495,7 +496,6 @@ require (
 	k8s.io/klog/v2 v2.70.1 // indirect
 	k8s.io/kube-openapi v0.0.0-20220803162953-67bda5d908f1 // indirect
 	k8s.io/utils v0.0.0-20220728103510-ee6ede2d64ed // indirect
-	oras.land/oras-go/v2 v2.0.0-rc.3 // indirect
 	sigs.k8s.io/json v0.0.0-20220713155537-f223a00ba0e2 // indirect
 	sigs.k8s.io/release-utils v0.7.3 // indirect
 	sigs.k8s.io/structured-merge-diff/v4 v4.2.3 // indirect