linux.pagecache.Files: Trim unneeded cast

Removes casts to `int` performed before checking set membership, since
the computed `__hash__` value will be the same for both the Python
primitive and the volatility `objects.Pointer`.

Author: dgmcdona

volatility3/framework/plugins/linux/pagecache.py

@@ -287,7 +287,7 @@ def get_inodes(
             # addresses we've already seen. Storing the full `objects.Pointer`
             # uses too much memory, and we don't need all of the information
             # that it contains.
-            if int(root_inode_ptr) in seen_inodes:
+            if root_inode_ptr in seen_inodes:
                 continue
 
             seen_inodes.add(int(root_inode_ptr))
@@ -327,7 +327,7 @@ def get_inodes(
                 # addresses we've already seen. Storing the full `objects.Pointer`
                 # uses too much memory, and we don't need all of the information
                 # that it contains.
-                if int(file_inode_ptr) in seen_inodes:
+                if file_inode_ptr in seen_inodes:
                     continue
                 seen_inodes.add(int(file_inode_ptr))