fix(windows): do not check TERM for windows detection

When ssh-ing from Windows to non-Windows, TERM is set in the ssh
environment and Windows is incorrectly detected.

fixes #4245

packages/@ionic/utils-terminal/src/index.ts

@@ -63,9 +63,8 @@ export const TERMINAL_INFO: TerminalInfo = Object.freeze({
   ci: CI_ENVIRONMENT_VARIABLES_DETECTED.length > 0,
   shell: getShell(),
   tty: Boolean(process.stdin.isTTY && process.stdout.isTTY && process.stderr.isTTY),
-  windows: process.platform === 'win32' || (
+  windows: process.platform === 'win32' || !!(
     process.env.OSTYPE && /^(msys|cygwin)$/.test(process.env.OSTYPE) ||
-    process.env.MSYSTEM && /^MINGW(32|64)$/.test(process.env.MSYSTEM) ||
-    process.env.TERM === 'cygwin'
+    process.env.MSYSTEM && /^MINGW(32|64)$/.test(process.env.MSYSTEM)
   ),
 });