Update CSSO package to latest version

package.json

@@ -14,7 +14,7 @@
   },
   "dependencies": {
     "commander": "^6.0.0",
-    "csso": "^4.2.0",
+    "csso": "^5.0.5",
     "domhandler": "^4.2.2",
     "htmlparser2": "^7.1.2",
     "node-fetch": "^2.6.0",

yarn.lock

@@ -1148,20 +1148,20 @@ cross-spawn@^7.0.2, cross-spawn@^7.0.3:
     shebang-command "^2.0.0"
     which "^2.0.1"
 
-css-tree@^1.1.2:
-  version "1.1.3"
-  resolved "https://registry.yarnpkg.com/css-tree/-/css-tree-1.1.3.tgz#eb4870fb6fd7707327ec95c2ff2ab09b5e8db91d"
-  integrity sha512-tRpdppF7TRazZrjJ6v3stzv93qxRcSsFmW6cX0Zm2NVKpxE1WV1HblnghVv9TreireHkqI/VDEsfolRF1p6y7Q==
+css-tree@~2.2.0:
+  version "2.2.1"
+  resolved "https://registry.yarnpkg.com/css-tree/-/css-tree-2.2.1.tgz#36115d382d60afd271e377f9c5f67d02bd48c032"
+  integrity sha512-OA0mILzGc1kCOCSJerOeqDxDQ4HOh+G8NbOJFOTgOCzpw7fCBubk0fEyxp8AgOL/jvLgYA/uV0cMbe43ElF1JA==
   dependencies:
-    mdn-data "2.0.14"
-    source-map "^0.6.1"
+    mdn-data "2.0.28"
+    source-map-js "^1.0.1"
 
-csso@^4.2.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/csso/-/csso-4.2.0.tgz#ea3a561346e8dc9f546d6febedd50187cf389529"
-  integrity sha512-wvlcdIbf6pwKEk7vHj8/Bkc0B4ylXZruLvOgs9doS5eOsOpuodOV2zJChSpkp+pRpYQLQMeF04nr3Z68Sta9jA==
+csso@^5.0.5:
+  version "5.0.5"
+  resolved "https://registry.yarnpkg.com/csso/-/csso-5.0.5.tgz#f9b7fe6cc6ac0b7d90781bb16d5e9874303e2ca6"
+  integrity sha512-0LrrStPOdJj+SPCCrGhzryycLjwcgUSHBtxNA8aIDxf0GLsRh1cKYhB00Gd1lDOS4yGH69+SNn13+TWbVHETFQ==
   dependencies:
-    css-tree "^1.1.2"
+    css-tree "~2.2.0"
 
 cssom@^0.4.4:
   version "0.4.4"
@@ -2465,10 +2465,10 @@ [email protected]:
   dependencies:
     tmpl "1.0.5"
 
-[email protected].14:
-  version "2.0.14"
-  resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.14.tgz#7113fc4281917d63ce29b43446f701e68c25ba50"
-  integrity sha512-dn6wd0uw5GsdswPFfsgMp5NSB0/aDe6fK94YJV/AJDYXL6HVLWBsxeq7js7Ad+mU2K9LAlwpk6kN2D5mwCPVow==
+[email protected].28:
+  version "2.0.28"
+  resolved "https://registry.yarnpkg.com/mdn-data/-/mdn-data-2.0.28.tgz#5ec48e7bef120654539069e1ae4ddc81ca490eba"
+  integrity sha512-aylIc7Z9y4yzHYAJNuESG3hfhC+0Ibp/MAMiaOZgNv4pmEdFyfZhhhny4MNiAfWdBQ1RQ2mfDWmM1x8SvGyp8g==
 
 merge-stream@^2.0.0:
   version "2.0.0"
@@ -2869,6 +2869,11 @@ slash@^3.0.0:
   resolved "https://registry.yarnpkg.com/slash/-/slash-3.0.0.tgz#6539be870c165adbd5240220dbe361f1bc4d4634"
   integrity sha512-g9Q1haeby36OSStwb4ntCGGGaKsaVSjQ68fBxoQcutl5fS1vuY18H3wSt3jFyFtrkx+Kz0V1G85A4MyAdDMi2Q==
 
+source-map-js@^1.0.1:
+  version "1.0.2"
+  resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
+  integrity sha512-R0XvVJ9WusLiqTCEiGCmICCMplcCkIwwR11mOSD9CR5u+IXYdiseeEuXCVAjS54zqwkLcPNnmU4OeJ6tUrWhDw==
+
 source-map-support@^0.5.6:
   version "0.5.21"
   resolved "https://registry.yarnpkg.com/source-map-support/-/source-map-support-0.5.21.tgz#04fe7c7f9e1ed2d662233c28cb2b35b9f63f6e4f"