Prepare for release 12.4-v35

[1gtm]

ProductLine: Stash
Release: v2025.6.30
Release-tracker: stashed/CHANGELOG#82
Signed-off-by: 1gtm 1gtm@appscode.com

[CLAassistant]

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1 out of 2 committers have signed the CLA.

✅ 1gtm
❌ kodiakhq[bot]
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