pin rpm synce4l for linux-ptp

[ashwindasr]

unblocks https://konflux-ui.apps.kflux-ocp-p01.7ayg.p1.openshiftapps.com/ns/ocp-art-tenant/applications/openshift-4-20/pipelineruns/ose-4-20-linuxptp-daemon-rt46l/logs

since upstream updated their dockerfile: openshift/linuxptp-daemon@21f2d52

[openshift-ci]

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[ashwindasr]

/cherry-pick openshift-4.21

[openshift-cherrypick-robot]

@ashwindasr: #8249 failed to apply on top of branch "openshift-4.21":

Applying: pin rpm synce4l for linux-ptp
Using index info to reconstruct a base tree...
M	images/linuxptp-daemon.yml
Falling back to patching base and 3-way merge...
Auto-merging images/linuxptp-daemon.yml
CONFLICT (content): Merge conflict in images/linuxptp-daemon.yml
error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"
Patch failed at 0001 pin rpm synce4l for linux-ptp

In response to this:

/cherry-pick openshift-4.21

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[ashwindasr]

/cherry-pick openshift-4.22

[openshift-cherrypick-robot]

@ashwindasr: new pull request created: #8251

In response to this:

/cherry-pick openshift-4.22

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.

[ashwindasr]

/cherry-pick openshift-4.19

[openshift-cherrypick-robot]

@ashwindasr: new pull request created: #8319

In response to this:

/cherry-pick openshift-4.19

Instructions for interacting with me using PR comments are available here. If you have questions or suggestions related to my behavior, please file an issue against the kubernetes-sigs/prow repository.