lock: advertise hidden text from the ime sink

port 2.0

(cherry picked from commit 6f36e49c68)

flake.lock

@@ -3,11 +3,11 @@
     "dank-qml-common": {
       "flake": false,
       "locked": {
-        "lastModified": 1792767358,
-        "narHash": "sha256-0YG9NpPzk6jo2Y4amMYlCbVdE5Mdkv/WD2suSJj18CE=",
+        "lastModified": 1792779269,
+        "narHash": "sha256-v1eFTX2PqTtXfsH/fAj5SChc24KqGm5GSXJEJNAFKSc=",
         "owner": "duxlabs-dev",
         "repo": "dux-qml-common",
-        "rev": "fb4853fbf1e8a8a4ae8dc21d33daf20590188887",
+        "rev": "794dfc9d9e6bacf6e6f5ec183caa00fcffb479bb",
         "type": "github"
       },
       "original": {

quickshell/Modules/Lock/Widgets/LockAuthWidget.qml

@@ -801,7 +801,8 @@ Item {
                             height: 1
                             opacity: 0
                             cursorDelegate: Item {}
-                            echoMode: TextInput.Password
+                            // Password echo strips ImhHiddenText (QTBUG-88367); NoEcho keeps it so the input method sees a password field
+                            echoMode: TextInput.NoEcho
                             inputMethodHints: Qt.ImhHiddenText | Qt.ImhSensitiveData | Qt.ImhNoPredictiveText | Qt.ImhNoAutoUppercase
                             KeyNavigation.tab: passwordField.KeyNavigation.tab
                             KeyNavigation.backtab: passwordField.KeyNavigation.backtab