Remove nautilus side panel test and associated needles

The show/hide side panel functionality was intentionally removed
in version 43-beta:

https://gitlab.gnome.org/GNOME/nautilus/-/issues/2427

Signed-off-by: Adam Williamson <awilliam@redhat.com>

needles/gnome/apps/nautilus/nautilus_show_sidebar-20220722.json

@@ -1,15 +0,0 @@
-{
-  "area": [
-    {
-      "ypos": 330,
-      "height": 22,
-      "type": "match",
-      "width": 97,
-      "xpos": 825
-    }
-  ],
-  "properties": [],
-  "tags": [
-    "nautilus_show_sidebar"
-  ]
-}

needles/gnome/apps/nautilus/nautilus_show_sidebar.json

@@ -1,15 +0,0 @@
-{
-  "properties": [],
-  "tags": [
-    "nautilus_show_sidebar"
-  ],
-  "area": [
-    {
-      "xpos": 843,
-      "ypos": 234,
-      "width": 97,
-      "height": 22,
-      "type": "match"
-    }
-  ]
-}

needles/gnome/apps/nautilus/nautilus_side_panel-20220502.json

@@ -1,15 +0,0 @@
-{
-  "area": [
-    {
-      "type": "match",
-      "height": 294,
-      "width": 117,
-      "xpos": 5,
-      "ypos": 127
-    }
-  ],
-  "properties": [],
-  "tags": [
-    "nautilus_side_panel"
-  ]
-}

needles/gnome/apps/nautilus/nautilus_side_panel-20220722.json

@@ -1,15 +0,0 @@
-{
-  "area": [
-    {
-      "xpos": 11,
-      "width": 117,
-      "height": 294,
-      "ypos": 129,
-      "type": "match"
-    }
-  ],
-  "properties": [],
-  "tags": [
-    "nautilus_side_panel"
-  ]
-}

needles/gnome/apps/nautilus/nautilus_side_panel.json

@@ -1,15 +0,0 @@
-{
-  "properties": [],
-  "tags": [
-    "nautilus_side_panel"
-  ],
-  "area": [
-    {
-      "xpos": 5,
-      "ypos": 127,
-      "width": 117,
-      "height": 294,
-      "type": "match"
-    }
-  ]
-}

tests/applications/nautilus/side_panel.pm

@@ -1,62 +0,0 @@
-use base "installedtest";
-use strict;
-use testapi;
-use utils;
-
-# Toggle and untoggle the side panel.
-
-sub run {
-    my $self = shift;
-
-    # It seems that the following checks run so quickly that the tested
-    # virtual machine is unable to properly reload from the previous test
-    # and it keeps failing.
-    # Let's give it some time to settle.
-    sleep(5);
-
-    my $side_panel = 0;
-    if (check_screen("nautilus_side_panel")) {
-        $side_panel = 1;
-    }
-
-    # Switch off the side panel
-    send_key("f9");
-    wait_still_screen(2);
-
-    # Recheck if side panel is visible
-    my $off_panel = 0;
-    if (check_screen("nautilus_side_panel")) {
-        $off_panel = 1;
-    }
-
-    # Compare the results, they should be different.
-    if ($off_panel == $side_panel) {
-        die("The side panel visibility should have been toggled and it is not. That indicates that the keyboard shortcut to toggle it does not work properly.");
-    }
-
-    # Use menu to toggle the side panel back.
-    assert_and_click("gnome_burger_menu");
-    wait_still_screen(2);
-    assert_and_click("nautilus_show_sidebar");
-    wait_still_screen(2);
-
-    # Recheck if side panel is visible
-    if (check_screen("nautilus_side_panel")) {
-        $off_panel = 1;
-    }
-
-    # Compare the results. If everything has been ok until now, the values should not be different.
-    if ($off_panel != $side_panel) {
-        die("The side panel visibility should have been toggled back, but it has not been. That indicates that the menu item to toggle it does not work properly.");
-    }
-
-}
-
-sub test_flags {
-    # Rollback to the previous state to make space for other parts.
-    return {always_rollback => 1};
-}
-
-1;
-
-