Bump golang.org/x/net from 0.21.0 to 0.23.0 in /exporter/otlpexporter #29

Job	Run time
contrib-tests-matrix (receiver-0)	1m 54s
contrib-tests-matrix (receiver-1)	2m 2s
contrib-tests-matrix (receiver-2)	1m 49s
contrib-tests-matrix (receiver-3)	1m 57s
contrib-tests-matrix (processor)	2m 0s
contrib-tests-matrix (exporter-0)	2m 0s
contrib-tests-matrix (exporter-1)	1m 56s
contrib-tests-matrix (extension)	2m 5s
contrib-tests-matrix (connector)	2m 3s
contrib-tests-matrix (internal)	2m 2s
contrib-tests-matrix (pkg)	2m 5s
contrib-tests-matrix (cmd-0)	2m 5s
contrib-tests-matrix (cmd-1)	1m 31s
contrib-tests-matrix (other)	2m 3s
contrib_tests	0s
	27m 32s

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