Update src/collectors/apps.plugin/README.md

Co-authored-by: Fotis Voutsas <[email protected]>

src/collectors/apps.plugin/README.md

@@ -187,7 +187,7 @@ To add processes with single quotes, enclose them in double quotes: `"process wi
 
 To add processes with double quotes, enclose them in single quotes: `'process with this " double quote'`
 
-The order of the entries in this list is important: the first that matches a process is used, so put important
+The order of the entries in this list is important: the first one that matches a process is used, so follow a top-down hierarchy.
 ones at the top. Processes not matched by any row, will inherit it from their parents.
 
 There are a few command line options you can pass to `apps.plugin`. The list of available