Update dependency stylus to v0.54.8

package-lock.json

@@ -1654,18 +1654,18 @@
       "dev": true
     },
     "stylus": {
-      "version": "0.54.7",
-      "resolved": "https://registry.npmjs.org/stylus/-/stylus-0.54.7.tgz",
-      "integrity": "sha512-Yw3WMTzVwevT6ZTrLCYNHAFmanMxdylelL3hkWNgPMeTCpMwpV3nXjpOHuBXtFv7aiO2xRuQS6OoAdgkNcSNug==",
+      "version": "0.54.8",
+      "resolved": "https://registry.npmjs.org/stylus/-/stylus-0.54.8.tgz",
+      "integrity": "sha512-vr54Or4BZ7pJafo2mpf0ZcwA74rpuYCZbxrHBsH8kbcXOwSfvBFwsRfpGO5OD5fhG5HDCFW737PKaawI7OqEAg==",
       "dev": true,
       "requires": {
         "css-parse": "~2.0.0",
         "debug": "~3.1.0",
-        "glob": "^7.1.3",
-        "mkdirp": "~0.5.x",
+        "glob": "^7.1.6",
+        "mkdirp": "~1.0.4",
         "safer-buffer": "^2.1.2",
         "sax": "~1.2.4",
-        "semver": "^6.0.0",
+        "semver": "^6.3.0",
         "source-map": "^0.7.3"
       },
       "dependencies": {
@@ -1678,6 +1678,26 @@
             "ms": "2.0.0"
           }
         },
+        "glob": {
+          "version": "7.1.6",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.6.tgz",
+          "integrity": "sha512-LwaxwyZ72Lk7vZINtNNrywX0ZuLyStrdDtabefZKAY5ZGJhVtgdznluResxNmPitE0SAO+O26sWTHeKSI2wMBA==",
+          "dev": true,
+          "requires": {
+            "fs.realpath": "^1.0.0",
+            "inflight": "^1.0.4",
+            "inherits": "2",
+            "minimatch": "^3.0.4",
+            "once": "^1.3.0",
+            "path-is-absolute": "^1.0.0"
+          }
+        },
+        "mkdirp": {
+          "version": "1.0.4",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.4.tgz",
+          "integrity": "sha512-vVqVZQyf3WLx2Shd0qJ9xuvqgAyKPLAiqITEtqW0oIUjzo3PePDd6fW9iFz30ef7Ysp/oiWqbhszeGWW2T6Gzw==",
+          "dev": true
+        },
         "ms": {
           "version": "2.0.0",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",

package.json

@@ -32,7 +32,7 @@
     "prismjs": "1.21.0",
     "sitemap-generator": "8.5.0",
     "sqlite3": "4.1.1",
-    "stylus": "0.54.7",
+    "stylus": "0.54.8",
     "uglify-js": "3.8.0"
   },
   "bugs": {