Prevent the speed slider from changing size

...when an element in its row has variable width.

src/citra_qt/configuration/configure_general.cpp

@@ -50,6 +50,10 @@ ConfigureGeneral::ConfigureGeneral(QWidget* parent)
                     .rightJustified(tr("unthrottled").size()));
         }
     });
+
+    // Dummy label to avoid the columns growing/shrinking according to text length. This value
+    // should be enough and will scale according to the length of the localized string.
+    ui->fixed_label->setFixedWidth(tr("unthrottled").size() * 7);
 }
 
 ConfigureGeneral::~ConfigureGeneral() = default;

src/citra_qt/configuration/configure_general.ui

@@ -210,6 +210,16 @@
           </property>
          </widget>
         </item>
+        <item row="0" column="1">
+         <widget class="QLabel" name="fixed_label">
+          <property name="text">
+           <string/>
+          </property>
+          <property name="alignment">
+           <set>Qt::AlignRight|Qt::AlignTrailing|Qt::AlignVCenter</set>
+          </property>
+         </widget>
+        </item>
        </layout>
       </widget>
      </item>