Bump go.opentelemetry.io/collector/semconv from 0.51.0 to 0.91.0 in /exporter/prometheusexporter #8916

Job	Run time
setup-environment	4m 35s
check-collector-module-version	7s
unittest-matrix (1.18, receiver-0)	1m 18s
unittest-matrix (1.18, receiver-1)	1m 20s
unittest-matrix (1.18, processor)	1m 18s
correctness-metrics	1m 17s
unittest-matrix (1.18, exporter)	1m 18s
build-examples	1m 17s
checks	2m 47s
unittest-matrix (1.18, extension)	1m 18s
unittest-matrix (1.18, internal)	1m 21s
correctness-traces	1m 1s
integration-tests	3m 34s
unittest-matrix (1.18, other)	1m 3s
lint-matrix (receiver-0)	1m 42s
unittest-matrix (1.17, receiver-0)	1m 20s
lint-matrix (receiver-1)	1m 40s
unittest-matrix (1.17, receiver-1)	1m 19s
lint-matrix (processor)	1m 40s
lint-matrix (exporter)	1m 42s
unittest-matrix (1.17, processor)	1m 7s
lint-matrix (extension)	1m 41s
unittest-matrix (1.17, exporter)	1m 20s
lint-matrix (internal)	1m 43s
unittest-matrix (1.17, extension)	1m 19s
lint-matrix (other)	1m 23s
unittest-matrix (1.17, internal)	1m 19s
unittest-matrix (1.17, other)	1m 2s
unittest	0s
lint	0s
cross-compile	0s
windows-msi	0s
build-package	0s
publish-dev	0s
publish-check	0s
publish-stable	0s
	43m 51s

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