Fix common misspellings

Fixes generated by 'codespell' and manually reviewed.

Signed-off-by: Lucas De Marchi <lucas.demarchi@profusion.mobi>
diff --git a/drivers/media/dvb/frontends/stb6100.c b/drivers/media/dvb/frontends/stb6100.c
index 64673b8..bc1a8af 100644
--- a/drivers/media/dvb/frontends/stb6100.c
+++ b/drivers/media/dvb/frontends/stb6100.c
@@ -360,7 +360,7 @@
 	else
 		odiv = 0;
 
-	/* VCO enabled, seach clock off as per LL3.7, 3.4.1 */
+	/* VCO enabled, search clock off as per LL3.7, 3.4.1 */
 	regs[STB6100_VCO] = 0xe0 | (odiv << STB6100_VCO_ODIV_SHIFT);
 
 	/* OSM	*/