fix various typos across all manuals
diff --git a/doc/manuals/chapters/configuration.adoc b/doc/manuals/chapters/configuration.adoc
index 0d010c3..8b259ed 100644
--- a/doc/manuals/chapters/configuration.adoc
+++ b/doc/manuals/chapters/configuration.adoc
@@ -125,7 +125,7 @@
 individual fields of each CSV line.
 
 [[sgsn-cdr]]
-.Descripton of CSV fields in OsmoSGSN CDR file
+.Description of CSV fields in OsmoSGSN CDR file
 [options="header",cols="15%,85%"]
 |===
 |Field Name|Description