ci: set explicit timeout for release builds. (#10626)
ci: set explicit timeout for release builds. (#10626)

Otherwise we hit the default limit of 60 mins in
https://docs.microsoft.com/en-us/azure/devops/pipelines/process/phases?view=azure-devops&tabs=yaml#timeouts.

Risk level: Low (CI only)
Testing: CI

Signed-off-by: Harvey Tuch <c185081708e02336640916420d0c772668570de5@google.com>
lizan/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy,lyft/envoy,envoyproxy/envoy,lizan/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy-wasm,envoyproxy/envoy,envoyproxy/envoy,istio/envoy,envoyproxy/envoy,envoyproxy/envoy,envoyproxy/envoy-wasm,lizan/envoy,envoyproxy/envoy-wasm,istio/envoy,istio/envoy,envoyproxy/envoy,lizan/envoy,lyft/envoy,envoyproxy/envoy,istio/envoy,lyft/envoy,envoyproxy/envoy,envoyproxy/envoy,lizan/envoy,lyft/envoy,lyft/envoy,lyft/envoy,envoyproxy/envoy-wasm,envoyproxy/envoy,lizan/envoy,istio/envoy,istio/envoy,envoyproxy/envoy,istio/envoy,envoyproxy/envoy-wasm