sys-apps/dool: remove unused patch

Signed-off-by: Florian Schmaus <flow@gentoo.org>

sys-apps/dool/files/0001-Key-for-key-in-dool_disk_avgqu.py-to-avoid-KeyError.patch

@@ -1,43 +0,0 @@
-From 67b58a3e453d6a7b9c225c1f210e20fe2605908a Mon Sep 17 00:00:00 2001
-From: Florian Schmaus <flo@geekplace.eu>
-Date: Mon, 3 May 2021 19:34:41 +0200
-Subject: [PATCH] Key for key in dool_disk_avgqu.py to avoid KeyError
-
-Running "make test" may fail with:
-
-Traceback (most recent call last):
-  File "./dool", line 2899, in <module>
-    main()
-  File "./dool", line 2751, in main
-    scheduler.run()
-  File "/usr/lib/python3.7/sched.py", line 151, in run
-    action(*argument, **kwargs)
-  File "./dool", line 2847, in perform
-    o.extract()
-  File "<string>", line 63, in extract
-KeyError: 'rq_ticks'
-make: *** [Makefile:38: test] Error 1
-
-See https://bugs.gentoo.org/784704
----
- plugins/dool_disk_avgqu.py | 4 ++++
- 1 file changed, 4 insertions(+)
-
-diff --git a/plugins/dool_disk_avgqu.py b/plugins/dool_disk_avgqu.py
-index 5da8d4666d5c..bc421a82028a 100644
---- a/plugins/dool_disk_avgqu.py
-+++ b/plugins/dool_disk_avgqu.py
-@@ -60,6 +60,10 @@ class dstat_plugin(dstat):
-             )
- 
-         for name in self.vars:
-+            # Avoid KeyError: 'rq_ticks'
-+            # See https://bugs.gentoo.org/784704
-+            if 'rq_ticks' not in self.set1[name] or 'rq_ticks' not in self.set2[name]:
-+                continue
-             self.val[name] = ( ( self.set2[name]['rq_ticks'] - self.set1[name]['rq_ticks'] ) * 1.0 / elapsed / 1000, )
- 
-         if step == op.delay:
--- 
-2.30.2
-