Default useOnlyCurrentProfiles to true (#32524)

* Default useOnlyCurrentProfiles to true

As per comment, start by setting this to true by default with intention to remove.

* Update screenshots

* Snapshot

src/settings/Settings.tsx

@@ -540,10 +540,13 @@ export const SETTINGS: Settings = {
         supportedLevelsAreOrdered: true,
         default: false,
     },
+    // Defaulted to true Feb 26, intention is to remove entirely, all being well,
+    // as this fixes bugs where display name / avatar are missing and also makes
+    // Element Web consistent with Element X.
     "useOnlyCurrentProfiles": {
         supportedLevels: LEVELS_ACCOUNT_SETTINGS,
         displayName: _td("settings|disable_historical_profile"),
-        default: false,
+        default: true,
     },
     "mjolnirRooms": {
         supportedLevels: [SettingLevel.ACCOUNT],

test/unit-tests/components/views/settings/tabs/user/__snapshots__/PreferencesUserSettingsTab-test.tsx.snap

@@ -1369,6 +1369,7 @@ exports[`PreferencesUserSettingsTab should render 1`] = `
                       class="_container_udcm8_10"
                     >
                       <input
+                        checked=""
                         class="_input_udcm8_24"
                         disabled=""
                         id="mx_SettingsFlag_cmt3PZSyNp3v"