Remove unused dependency split2

This was used with now-removed `--link`.

package.json

@@ -49,7 +49,6 @@
     "@types/proxy-from-env": "^1.0.1",
     "@types/safe-compare": "^1.1.0",
     "@types/semver": "^7.1.0",
-    "@types/split2": "^3.2.0",
     "@types/trusted-types": "^2.0.2",
     "@types/ws": "^8.5.3",
     "@typescript-eslint/eslint-plugin": "^5.41.0",
@@ -105,7 +104,6 @@
     "safe-buffer": "^5.1.1",
     "safe-compare": "^1.1.4",
     "semver": "^7.1.3",
-    "split2": "^4.0.0",
     "ws": "^8.0.0",
     "xdg-basedir": "^4.0.0"
   },

yarn.lock

@@ -332,13 +332,6 @@
     "@types/mime" "^1"
     "@types/node" "*"
 
-"@types/split2@^3.2.0":
-  version "3.2.1"
-  resolved "https://registry.yarnpkg.com/@types/split2/-/split2-3.2.1.tgz#97c42b560a1b41064d46cd728cf1267d5755ee34"
-  integrity sha512-7uz3yU+LooBq4yNOzlZD9PU9/1Eu0rTD1MjQ6apOVEoHsPrMUrFw7W8XrvWtesm2vK67SBK9AyJcOXtMpl9bgQ==
-  dependencies:
-    "@types/node" "*"
-
 "@types/trusted-types@^2.0.2":
   version "2.0.2"
   resolved "https://registry.yarnpkg.com/@types/trusted-types/-/trusted-types-2.0.2.tgz#fc25ad9943bcac11cceb8168db4f275e0e72e756"
@@ -3357,11 +3350,6 @@ spdx-license-ids@^3.0.0:
   resolved "https://registry.yarnpkg.com/spdx-license-ids/-/spdx-license-ids-3.0.7.tgz#e9c18a410e5ed7e12442a549fbd8afa767038d65"
   integrity sha512-U+MTEOO0AiDzxwFvoa4JVnMV6mZlJKk2sBLt90s7G0Gd0Mlknc7kxEn3nuDPNZRta7O2uy8oLcZLVT+4sqNZHQ==
 
-split2@^4.0.0:
-  version "4.2.0"
-  resolved "https://registry.yarnpkg.com/split2/-/split2-4.2.0.tgz#c9c5920904d148bab0b9f67145f245a86aadbfa4"
-  integrity sha512-UcjcJOWknrNkF6PLX83qcHM6KHgVKNkV62Y8a5uYDVv9ydGQVwAHMKqHdJje1VTWpljG0WYpCDhrCdAOYH4TWg==
-
 split@^1.0.1:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/split/-/split-1.0.1.tgz#605bd9be303aa59fb35f9229fbea0ddec9ea07d9"