Revert "Stop crashing on idle"

This reverts commit ed906d372c.

Something is wrong with the buildroot, so this failed to build. A more
comprehensive fix is incoming that won't conflict with this patch, so
let's remove the patch now so I don't forget....

mutter.spec

@@ -30,9 +30,6 @@ Patch1:        mutter-42.alpha-disable-tegra.patch
 # https://pagure.io/fedora-workstation/issue/79
 Patch2:        0001-place-Always-center-initial-setup-fedora-welcome.patch
 
-# https://gitlab.gnome.org/GNOME/mutter/-/issues/2985
-Patch3:        stop-crashing.patch
-
 BuildRequires: pkgconfig(gobject-introspection-1.0) >= 1.41.0
 BuildRequires: pkgconfig(sm)
 BuildRequires: pkgconfig(libwacom)

stop-crashing.patch

@@ -1,34 +0,0 @@
-diff --git a/src/backends/native/meta-output-kms.c b/src/backends/native/meta-output-kms.c
-index 0e7d0a9eb..d50deb421 100644
---- a/src/backends/native/meta-output-kms.c
-+++ b/src/backends/native/meta-output-kms.c
-@@ -134,6 +134,9 @@ meta_output_kms_get_privacy_screen_state (MetaOutput *output)
-   connector_state =
-     meta_kms_connector_get_current_state (output_kms->kms_connector);
- 
-+  if (!connector_state)
-+    return FALSE;
-+
-   return connector_state->privacy_screen_state;
- }
- 
-@@ -153,6 +156,9 @@ meta_output_kms_is_color_space_supported (MetaOutput           *output,
-   connector_state =
-     meta_kms_connector_get_current_state (output_kms->kms_connector);
- 
-+  if (!connector_state)
-+    return FALSE;
-+
-   if (!(connector_state->colorspace.supported & (1 << color_space)))
-     return FALSE;
- 
-@@ -168,6 +174,9 @@ meta_output_kms_is_hdr_metadata_supported (MetaOutput *output)
-   connector_state =
-     meta_kms_connector_get_current_state (output_kms->kms_connector);
- 
-+  if (!connector_state)
-+    return FALSE;
-+
-   return connector_state->hdr.supported;
- }
-