Use sans font on MaterialButtons to have same font overall in app

Signed-off-by: tobiasKaminsky <tobias@kaminsky.me>

src/main/res/layout/dialog_choose_account.xml

@@ -52,7 +52,7 @@
 
         <com.google.android.material.button.MaterialButton
             android:id="@+id/set_status"
-            style="@style/Widget.MaterialComponents.Button.TextButton.Icon"
+            style="@style/Nextcloud.Material.TextButton"
             android:layout_width="match_parent"
             android:layout_height="@dimen/account_action_button_height"
             android:layout_marginStart="@dimen/account_action_button_margin"
@@ -93,7 +93,7 @@
 
     <com.google.android.material.button.MaterialButton
         android:id="@+id/add_account"
-        style="@style/Widget.MaterialComponents.Button.TextButton.Icon"
+        style="@style/Nextcloud.Material.TextButton"
         android:layout_width="0dp"
         android:layout_height="@dimen/account_action_button_height"
         android:layout_marginStart="@dimen/account_action_button_margin"
@@ -114,7 +114,7 @@
 
     <com.google.android.material.button.MaterialButton
         android:id="@+id/manage_accounts"
-        style="@style/Widget.MaterialComponents.Button.TextButton.Icon"
+        style="@style/Nextcloud.Material.TextButton"
         android:layout_width="0dp"
         android:layout_height="@dimen/account_action_button_height"
         android:layout_marginStart="@dimen/account_action_button_margin"

src/main/res/values/styles.xml

@@ -328,4 +328,9 @@
         <item name="hwSecurityButtonColor">@color/color_accent</item>
         <item name="hwSecuritySurfaceColor">@color/primary</item>
     </style>
+
+    <style name="Nextcloud.Material.TextButton" parent="Widget.MaterialComponents.Button.TextButton.Icon">
+        <item name="android:typeface">sans</item>
+        <item name="android:textStyle">bold</item>
+    </style>
 </resources>