find-unneeded-includes: fix tuple default items in debugStl

So it gives no false positives as currently seen in e.g.
include/sfx2/charmapcontrol.hxx
include/sfx2/docinsert.hxx

Change-Id: I087a949875df20c4ef25a10c80571bb57334cf80
Reviewed-on: https://gerrit.libreoffice.org/70400
Tested-by: Jenkins
Reviewed-by: Miklos Vajna <vmiklos@collabora.com>

bin/find-unneeded-includes

@@ -40,15 +40,15 @@ def ignoreRemoval(include, toAdd, absFileName, moduleRules):
 
     # Avoid debug STL.
     debugStl = {
-        "array": ("debug/array"),
-        "bitset": ("debug/bitset"),
-        "deque": ("debug/deque"),
-        "list": ("debug/list"),
-        "map": ("debug/map.h"),
+        "array": ("debug/array", ),
+        "bitset": ("debug/bitset", ),
+        "deque": ("debug/deque", ),
+        "list": ("debug/list", ),
+        "map": ("debug/map.h", ),
         "set": ("debug/set.h", "debug/multiset.h"),
-        "unordered_map": ("debug/unordered_map"),
-        "unordered_set": ("debug/unordered_set"),
-        "vector": ("debug/vector"),
+        "unordered_map": ("debug/unordered_map", ),
+        "unordered_set": ("debug/unordered_set", ),
+        "vector": ("debug/vector", ),
     }
     for k, values in debugStl.items():
         if include == k: