Update md,php display names/descriptions #44626

extensions/markdown/package.nls.json

 {
-	"displayName": "Markdown Language Basics",
+	"displayName": "Markdown Language Features",
 	"description": "Provides rich language support for Markdown.",
 	"markdown.preview.breaks.desc": "Sets how line-breaks are rendered in the markdown preview. Setting it to 'true' creates a <br> for every newline.",
 	"markdown.preview.linkify": "Enable or disable conversion of URL-like text to links in the markdown preview.",

extensions/php/package.nls.json

@@ -7,5 +7,5 @@
 	"commands.categroy.php": "PHP",
 	"command.untrustValidationExecutable": "Disallow PHP validation executable (defined as workspace setting)",
 	"displayName": "PHP Language features",
-	"description": "Rich language support for php files"
+	"description": "Provides rich language support for php files"
 }
\ No newline at end of file