[v4] update external version to metal-support-16 (#20161)

PatriceJiang · minggo · commit 391780d5e2cc · 2019-09-24T14:28:22.000+08:00
recompile libfreetype.a for ubuntu 18
diff --git a/external/config.json b/external/config.json
@@ -1,5 +1,5 @@
 {
-    "version": "metal-support-15",
+    "version": "metal-support-16",
     "zip_file_size": "146254799",
     "repo_name": "cocos2d-x-3rd-party-libs-bin",
     "repo_parent": "https://github.com/cocos2d/",

Original file line number	Diff line number	Diff line change
`@@ -1,5 +1,5 @@`
`1`	`1`	`{`
`2`		`- "version": "metal-support-15",`
	`2`	`+ "version": "metal-support-16",`
`3`	`3`	`"zip_file_size": "146254799",`
`4`	`4`	`"repo_name": "cocos2d-x-3rd-party-libs-bin",`
`5`	`5`	`"repo_parent": "https://github.com/cocos2d/",`