[receiver/windowseventlog] Fix panic when rendering excessively long offset #93636

Job	Run time
windows-unittest-matrix (receiver-0)	16m 2s
windows-unittest-matrix (receiver-1)	16m 55s
windows-unittest-matrix (receiver-2)	12m 50s
windows-unittest-matrix (receiver-3)	10m 48s
windows-unittest-matrix (processor-0)	9m 24s
windows-unittest-matrix (processor-1)	9m 55s
windows-unittest-matrix (exporter-0)	8m 42s
windows-unittest-matrix (exporter-1)	15m 56s
windows-unittest-matrix (exporter-2)	14m 43s
windows-unittest-matrix (exporter-3)	6m 46s
windows-unittest-matrix (extension)	8m 35s
windows-unittest-matrix (connector)	9m 43s
windows-unittest-matrix (internal)	11m 31s
windows-unittest-matrix (pkg)	9m 18s
windows-unittest-matrix (cmd-0)	3m 10s
windows-unittest-matrix (cmd-1)	6m 43s
windows-unittest-matrix (other)	9m 25s
windows-unittest	3s
	3h 0m 29s

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