about: remove twitter

RELEASE.md

@@ -41,6 +41,6 @@
     - Follow the directory structure defined in `MainWindow::onShowUpdateCheck`.
   - Make `depends` source files [available](https://featherwallet.org/files/sources/):
     - `make -C contrib/depends download`
-- Announce release on social media (irc/Matrix, Twitter, Lemmy)
+- Announce release on irc/Matrix
 - Update websocket servers to notify clients of new release
-  - Wait up to 7 days to allow for bug reports before major rollout
+  - Wait up to 7 days to allow for bug reports before major rollout

src/dialog/AboutDialog.ui

@@ -195,23 +195,6 @@
          </property>
         </widget>
        </item>
-       <item row="7" column="0">
-        <widget class="QLabel" name="label_16">
-         <property name="text">
-          <string>Twitter:</string>
-         </property>
-        </widget>
-       </item>
-       <item row="7" column="1">
-        <widget class="QLabel" name="label_17">
-         <property name="text">
-          <string>@featherwallet</string>
-         </property>
-         <property name="textInteractionFlags">
-          <set>Qt::TextInteractionFlag::LinksAccessibleByMouse|Qt::TextInteractionFlag::TextSelectableByMouse</set>
-         </property>
-        </widget>
-       </item>
       </layout>
      </widget>
      <widget class="QWidget" name="tab_2">