removing unused patch

OBS-URL: https://build.opensuse.org/package/show/Base:System/targetcli-fb?expand=0&rev=31

add-emulate_pr-backstore-attribute

@@ -1,28 +0,0 @@
-From: David Disseldorp <ddiss@suse.de>
-Date: Tue, 15 Jan 2019 12:04:49 +0100
-Subject: Add emulate_pr backstore attribute
-Git-commit: fa71860b0d819a691683c1fdcb70c255653b5851
-
-Added to the kernel via b49d6f7885306ee636d5c1af52170f3069ccf5f7, the
-emulate_pr attribute can be used to disable support for SCSI-2
-(RESERVE/RELEASE) and Persistent Reservations.
-
-Signed-off-by: David Disseldorp <ddiss@suse.de>
-Acked-by: Lee Duncan <lduncan@suse.com>
----
- targetcli/ui_backstore.py | 1 +
- 1 file changed, 1 insertion(+)
-
-diff --git a/targetcli/ui_backstore.py b/targetcli/ui_backstore.py
-index efa532f17034..cc2cf2bb220b 100644
---- a/targetcli/ui_backstore.py
-+++ b/targetcli/ui_backstore.py
-@@ -670,6 +670,7 @@ class UIStorageObject(UIRTSLibNode):
-         'emulate_tpws': ('number', 'If set to 1, enable Thin Provisioning Write Same.'),
-         'emulate_ua_intlck_ctrl': ('number', 'If set to 1, enable Unit Attention Interlock.'),
-         'emulate_write_cache': ('number', 'If set to 1, turn on Write Cache Enable.'),
-+        'emulate_pr': ('number', 'If set to 1, enable SCSI Reservations.'),
-         'enforce_pr_isids': ('number', 'If set to 1, enforce persistent reservation ISIDs.'),
-         'force_pr_aptpl': ('number', 'If set to 1, force SPC-3 PR Activate Persistence across Target Power Loss operation.'),
-         'fabric_max_sectors': ('number', 'Maximum number of sectors the fabric can transfer at once.'),
-