Replace non-utf-8 output from robust remote command output with backslash escaped hex digits e.g. \x83. This handles control characters that can sneak in and break Python 3.6+.
Replace non-utf-8 output from robust remote command output with backslash escaped hex digits e.g. \x83. This handles control characters that can sneak in and break Python 3.6+.

PiperOrigin-RevId: 369999422

GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker,GoogleCloudPlatform/PerfKitBenchmarker