Improved OpenTelemetry OTLP error handling #9428

Job	Run time
run-ubuntu-unit-tests (-DFLB_JEMALLOC=On, gcc)	12m 40s
run-ubuntu-unit-tests (-DFLB_JEMALLOC=On, clang)	13m 14s
run-ubuntu-unit-tests (-DFLB_JEMALLOC=Off, gcc)	12m 1s
run-ubuntu-unit-tests (-DFLB_JEMALLOC=Off, clang)	12m 6s
run-ubuntu-unit-tests (-DFLB_SMALL=On, gcc)	12m 13s
run-ubuntu-unit-tests (-DFLB_SMALL=On, clang)	12m 53s
run-ubuntu-unit-tests (-DSANITIZE_ADDRESS=On, gcc)	12m 22s
run-ubuntu-unit-tests (-DSANITIZE_ADDRESS=On, clang)	12m 26s
run-ubuntu-unit-tests (-DSANITIZE_UNDEFINED=On, gcc)	12m 21s
run-ubuntu-unit-tests (-DSANITIZE_UNDEFINED=On, clang)	12m 15s
run-ubuntu-unit-tests (-DFLB_COVERAGE=On, gcc)	44m 20s
run-ubuntu-unit-tests (-DFLB_SANITIZE_MEMORY=On, gcc)	12m 8s
run-ubuntu-unit-tests (-DFLB_SANITIZE_MEMORY=On, clang)	11m 59s
run-ubuntu-unit-tests (-DFLB_SANITIZE_THREAD=On, gcc)	12m 1s
run-ubuntu-unit-tests (-DFLB_SANITIZE_THREAD=On, clang)	12m 23s
run-macos-unit-tests (-DFLB_JEMALLOC=Off)	13m 56s
run-macos-unit-tests (-DFLB_SANITIZE_MEMORY=On)	15m 5s
run-macos-unit-tests (-DFLB_SANITIZE_THREAD=On)	15m 36s
Unit tests (matrix)	1s
	4h 22m 0s

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