Bump ESP32 test timeout. (#16726)
Bump ESP32 test timeout. (#16726)

Quite a number of ESP32 test runs time out when doing the "Build
example All Clusters App C3" step.  Bumping timeout for that from 10
to 15 minutes.
nestlabs/connectedhomeip,project-chip/connectedhomeip,nestlabs/connectedhomeip,nestlabs/connectedhomeip,project-chip/connectedhomeip,project-chip/connectedhomeip,nestlabs/connectedhomeip,nestlabs/connectedhomeip,project-chip/connectedhomeip,project-chip/connectedhomeip,project-chip/connectedhomeip,nestlabs/connectedhomeip,nestlabs/connectedhomeip