fix: Improve layout on smaller screens

app/src/main/res/layout/activity_pairing_send.xml

@@ -9,12 +9,14 @@
     <TextView
         android:id="@+id/pairing_send_pairing_token_instructions"
         android:layout_width="0dp"
-        android:layout_height="wrap_content"
+        android:layout_height="0dp"
         android:layout_marginStart="40dp"
         android:layout_marginTop="40dp"
         android:layout_marginEnd="40dp"
+        android:layout_marginBottom="80dp"
         android:text="@string/send_pairing_instructions_text"
         android:textSize="18sp"
+        app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent" />

app/src/main/res/layout/activity_request_notification_permission.xml

@@ -55,10 +55,8 @@
     <Button
         android:id="@+id/skip_request_notification_permission_button"
         style="@style/BorderlessPrimaryButton"
-        android:layout_width="wrap_content"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_marginStart="5dp"
-        android:layout_marginEnd="5dp"
         android:layout_marginBottom="20dp"
         android:enabled="true"
         android:text="@string/skip"

app/src/main/res/layout/activity_welcome.xml

@@ -48,12 +48,11 @@
     <Button
         android:id="@+id/welcome_learn_more_button"
         style="@style/BorderlessPrimaryButton"
-        android:layout_width="wrap_content"
+        android:layout_width="0dp"
         android:layout_height="wrap_content"
-        android:layout_marginStart="5dp"
-        android:layout_marginEnd="5dp"
         android:layout_marginBottom="20dp"
         android:enabled="true"
+        android:gravity="center_horizontal|center_vertical"
         android:text="@string/button_learn_more"
         android:textAllCaps="false"
         android:textSize="16sp"

app/src/main/res/values/strings.xml

@@ -82,7 +82,7 @@
     <string name="send_pairing_token">Send Pairing Token</string>
     <string name="scan_pairing_token">Scan Pairing Token</string>
     <string name="send_pairing_subject">Bisq pairing token</string>
-    <string name="send_pairing_instructions_text">If you are unable to scan the QR code, you can instead send the pairing token to yourself (e.g. via email).\n\nMake sure to keep the pairing token private. It contains your encryption key (AES/CBC/NOPadding with initialization vector) which is used by the Bisq desktop application to encrypt notifications and a token from Google that identifies this device.\n\nOnce you have the token, open the Bisq desktop application and go to Account -&gt; Notifications. Then paste/enter the token into the pairing token field. Upon entering the token, this app should then be paired and progress to the next screen automatically.</string>
+    <string name="send_pairing_instructions_text">If you are unable to scan the QR code, you can instead send the pairing token to yourself (e.g. via email).\n\nMake sure to keep the pairing token private. It contains your encryption key which is used by the Bisq desktop application to encrypt notifications and a token from Google that identifies this device.\n\nOnce you have the token, open the Bisq desktop application and go to Account -&gt; Notifications. Then paste/enter the token into the pairing token field. Upon entering the token, this app should then be paired and progress to the next screen automatically.</string>
     <string name="pairing_success_text">Success!\n\nThis app is now paired to your Bisq desktop application.</string>
     <string name="pairing_request_notification_permission_text">Get notified!\n\nDon\'t miss an update by allowing the app to send you notifications.</string>