Bump next from 15.0.0 to 15.5.21 in /apps/cache-testing-15-app#32

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canaryRidestore/next-shared-cache:canaryfrom

dependabot/npm_and_yarn/apps/cache-testing-15-app/next-15.5.21Ridestore/next-shared-cache:dependabot/npm_and_yarn/apps/cache-testing-15-app/next-15.5.21Copy head branch name to clipboard