fix: exclude more domains from being backed up by the system

tries* to fix #3465

Author: lucasmz-dev

app/src/main/res/xml/backup_rules.xml

@@ -9,4 +9,8 @@
 -->
 <full-backup-content>
     <exclude domain="root" path="." />
+    <exclude domain="file" path="." />
+    <exclude domain="database" path="." />
+    <exclude domain="sharedpref" path="." />
+    <exclude domain="external"  path="."/>
 </full-backup-content>

app/src/main/res/xml/data_extraction_rules.xml

@@ -10,8 +10,16 @@
 <data-extraction-rules>
     <cloud-backup>
         <exclude domain="root" path="." />
+        <exclude domain="file" path="." />
+        <exclude domain="database" path="." />
+        <exclude domain="sharedpref" path="." />
+        <exclude domain="external"  path="."/>
     </cloud-backup>
     <device-transfer>
         <exclude domain="root" path="." />
+        <exclude domain="file" path="." />
+        <exclude domain="database" path="." />
+        <exclude domain="sharedpref" path="." />
+        <exclude domain="external"  path="."/>
     </device-transfer>
 </data-extraction-rules>