Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index 9541c27..d38c16a 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -3239,7 +3239,7 @@
 		trace_seq_init(&iter->seq);
 
 	/*
-	 * If there was nothing to send to user, inspite of consuming trace
+	 * If there was nothing to send to user, in spite of consuming trace
 	 * entries, go back to wait for more entries.
 	 */
 	if (sret == -EBUSY)