Fix failing forklift index build (kubev2v#1666)

The OPM 1.53.0 has problem, once there will be new version with the fix
we can bump to latest.
operator-framework/operator-registry#1664
Ref:
https://redhat-internal.slack.com/archives/C074JM28DTP/p1746458556603619

---------

Signed-off-by: Martin Necas <[email protected]>

Author: mnecas

build/forklift-operator-index/Containerfile

@@ -1,4 +1,7 @@
-FROM quay.io/operator-framework/opm:latest AS opm
+# The OPM 1.53.0 has problem, once there will be new version with the fix we can bump to latest.
+# https://github.com/operator-framework/operator-registry/pull/1664
+# Ref: https://redhat-internal.slack.com/archives/C074JM28DTP/p1746458556603619
+FROM quay.io/operator-framework/opm:v1.52.0 AS opm
 FROM registry.access.redhat.com/ubi9-minimal:9.5-1739420147 AS builder
 ARG CHANNELS="development"
 ARG DEFAULT_CHANNEL="development"
@@ -15,7 +18,7 @@ WORKDIR /app
 RUN cat catalog/operator.yml | envsubst > operator.yaml
 RUN opm render ${OPERATOR_BUNDLE_IMAGE} ${OPM_OPTS} -o yaml >> operator.yaml
 
-FROM quay.io/operator-framework/opm:latest
+FROM quay.io/operator-framework/opm:v1.52.0
 
 COPY --from=builder /app/operator.yaml /configs/operator.yaml