doc: slight improvements to 2019.2 release notes
@@ -361,7 +361,7 @@ Staticcheck 2019.2 restores this ability with the new <code>-unused.whole-progra
While this model of software development has gotten increasingly common, it is not very sustainable.
Time has to be split between open source work and paid work to sustain one's life.
This is made especially unfortunate by the fact that hundreds of companies rely on open source each day,
- but few consider giving back to it, even though it would directly benefit their business,
+ but few consider giving back to it, even though it would directly benefit their businesses,
ensuring that the software they rely on keeps being developed.
</p>
