Update PLUGINS.md

PLUGINS.md

@@ -146,7 +146,7 @@ Plugin can be distributed by the file, which can be installed by SeveMSX WEB UI.
 - Format: gziped tar
 - Name: **{plugin}.{PPP}.tgz**, where: 
 	- **{plugin}** - the name of plugin (the same as plugin folder name described above), **it should not contain a point symbol(".")**;
-	- **{PPP}** - the three digits of *minimum plugin engine version of ServerMSX*, it the last three digits of ServeMSX version (the version of ServeMSX format is: **M.VV.PPP**, where **M** is a digit of major version, **VV** is two digits of functionality version, **PPP** is three digits of *plugin engine version*)
+	- **{PPP}** - the three digits of *minimum plugin engine version of ServerMSX*, it the last three digits of ServeMSX version (the version of ServeMSX format is: **M.VV.PPP**, where **M** is a digit of major version, **VV** is two digits of functionality version, **PPP** is three digits of *plugin engine version*);
 - Content: the content of the plugin folder (described above), the example is:
 	- :file_cabinet: **myplugin.200.tgz**:
 		- :spiral_notepad: manifest.json