Description of problem:
Run bundle-upgrade failed if the operator is installed with a FBC index image through traditional OLM way.

Version-Release number of selected component (if applicable):
operator-sdk version: "v1.20.0-ocp", commit: "4db4731ae75f2cccae951dd7ed98484662179c55", kubernetes version: "v1.24.1", go version: "go1.18.3", GOOS: "linux", GOARCH: "amd64"

How reproducible:
always

Steps to Reproduce:
1. install operator through catalogsource
$oc create -f catalogsource.yaml
apiVersion: operators.coreos.com/v1alpha1
kind: CatalogSource
metadata:
  name: upgradefbc-index
  namespace: testkaka
spec:
  displayName: Test
  publisher: OLM-QE
  sourceType: grpc
  image: quay.io/olmqe/upgradefbc-index:v0.1
  updateStrategy:
    registryPoll:
      interval: 15m
$oc create -f og.yaml
kind: OperatorGroup
apiVersion: operators.coreos.com/v1
metadata:
  name: og-single
  namespace: testkaka
spec:
  targetNamespaces:
  - testkaka

$oc create -f sub.yaml
apiVersion: operators.coreos.com/v1alpha1
kind: Subscription
metadata:
  name: test
  namespace: testkaka
spec:
  channel: alpha
  installPlanApproval: Automatic
  name: upgradefbc
  source: upgradefbc-index
  sourceNamespace: testkaka
2. oc get pods
$ oc get pods
NAME                                                              READY   STATUS      RESTARTS   AGE
75d0b3dc04b4ab777d62672dbf403f153e93db06c90786c9a8779dbc4blrt4t   0/1     Completed   0          12m
upgradefbc-controller-manager-85d9df559f-ln7x7                    2/2     Running     0          12m
upgradefbc-index-xwl9c                                            1/1     Running     0          12m
3. upgrade operator through run bundle-upgrade
$operator-sdk run bundle-upgrade quay.io/olmqe/upgradefbc-bundle:v0.0.2

Actual results:
$ oc logs quay-io-olmqe-upgradefbc-bundle-v0-0-2
Error: could not build index model from declarative config: duplicate package "upgradefbc"
Usage:
  opm serve <source_path> [flags]

Flags:
      --debug                    enable debug logging
  -h, --help                     help for serve
  -p, --port string              port number to serve on (default "50051")
  -t, --termination-log string   path to a container termination log file (default "/dev/termination-log")

Global Flags:
      --skip-tls-verify   skip TLS certificate verification for container image registries while pulling bundles
      --use-http          use plain HTTP for container image registries while pulling bundles

Expected results:
upgrade success