[Automated] Update net-contour nightly

[knative-automation]

/assign @knative/serving-writers
/cc @knative/serving-writers

Produced via:

for x in net-contour.yaml contour.yaml; do
  curl https://storage.googleapis.com/knative-nightly/net-contour/latest/$x > ${GITHUB_WORKSPACE}/./third_party/contour-latest/$x
done

Details:

bumping knative.dev/net-contour 39e1bfe...2783350:
  > 2783350 Update community files (# 949)
  > 3823622 upgrade to latest dependencies (# 948)

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (8f2f57b) 86.06% compared to head (7593b15) 86.06%.

❗ Current head 7593b15 differs from pull request most recent head 63f1d20. Consider uploading reports for the commit 63f1d20 to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main   #14323   +/-   ##
=======================================
  Coverage   86.06%   86.06%           
=======================================
  Files         196      196           
  Lines       14781    14781           
=======================================
  Hits        12721    12721           
- Misses       1752     1753    +1     
+ Partials      308      307    -1     

see 4 files with indirect coverage changes

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[psschwei]

/lgtm
/approve

[psschwei]

/lgtm
/approve

[knative-prow]

[APPROVALNOTIFIER] This PR is APPROVED

This pull-request has been approved by: knative-automation, psschwei

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[psschwei]

/lgtm