chore: cross compat the version check for cargo in covector config (#1531)

.changes/config.json

@@ -5,7 +5,7 @@
     "rust": {
       "errorOnVersionRange": "1.0.0-beta-rc.100 - 99.x || ^1.1.0-0 || ^2.0.0-0",
       "version": true,
-      "getPublishedVersion": "cargo search ${ pkgFile.pkg.package.name } --limit 1 | sed -nE 's/^[^\"]*\"//; s/\".*//1p' -",
+      "getPublishedVersion": "cargo search ${ pkgFile.pkg.package.name } --limit 1 | sed -nE \"s/^[^\\\"]*\\\"//; s/\\\".*//1p\"",
       "prepublish": [
         "sudo apt-get update",
         "sudo apt-get install -y webkit2gtk-4.0",