changes "vendor lock" to "vendor lock-in" (#854)

https://en.wikipedia.org/wiki/Vendor_lock-in

Co-authored-by: Gregory Furmanek <GregFurmanek@users.noreply.github.com>

Author: panoskoug

aip/general/0153.md

@@ -11,7 +11,7 @@ placement:
 
 Many users want to be able to load data into an API, or get their existing data
 out of an API. This is particularly important for enterprise users, who are
-often concerned about vendor lock.
+often concerned about vendor lock-in.
 
 ## Guidance