chore: remove self-dep from perf test and update deps for audit

Author: shellscape

package-lock.json

@@ -43,7 +43,6 @@
     "nyc": "^15.0.0",
     "perfy": "^1.1.5",
     "postcss-value-parser": "^4.0.0",
-    "postcss-values-parser": "^3.0.3",
     "pre-commit": "^1.2.2",
     "prettier": "^2.0.1",
     "strip-ansi": "^6.0.0",

package.json

@@ -5,7 +5,7 @@ const chalk = require('chalk');
 const globby = require('globby');
 const perfy = require('perfy');
 const valueParser = require('postcss-value-parser');
-const v2Parser = require('postcss-values-parser');
+
 const strip = require('strip-ansi');
 const table = require('text-table');
 
@@ -39,14 +39,6 @@ const { parse } = require('../');
         theirs = { milliseconds: NaN };
       }
 
-      perfy.start('v2');
-      try {
-        v2Parser(test).parse();
-        v2 = perfy.end('v2');
-      } catch (e) {
-        v2 = { milliseconds: NaN };
-      }
-
       results.push({
         test,
         ours: ours.milliseconds,