- Drop llvm-rust-mangle-for-fastcall.patch again: it's already

backported in upstream, somehow I missed that.

OBS-URL: https://build.opensuse.org/package/show/devel:tools:compiler/llvm14?expand=0&rev=8

llvm14.spec

@@ -127,8 +127,6 @@ Source100:      %{name}-rpmlintrc
 Source101:      baselibs.conf
 # PATCH-FIX-OPENSUSE lto-disable-cache.patch -- Disable ThinLTO cache
 Patch0:         lto-disable-cache.patch
-# PATCH-FIX-UPSTREAM https://github.com/llvm/llvm-project/commit/54b909de682bfa4e3389b680b0916ab18c99952a.
-Patch1:         llvm-rust-mangle-for-fastcall.patch
 # PATCH-FIX-OPENSUSE assume-opensuse.patch idoenmez@suse.de -- Always enable openSUSE/SUSE features
 Patch2:         assume-opensuse.patch
 # PATCH-FIX-OPENSUSE default-to-i586.patch -- Use i586 as default target for 32bit
@@ -575,7 +573,6 @@ This package contains the development files for Polly.
 %prep
 %setup -q -a 1 -a 2 -a 3 -a 4 -a 5 -a 6 -a 7 -a 8 -a 9 -b 50 -b 51 -n llvm-%{_version}.src
 %patch0 -p2
-%patch1 -p2
 %patch5 -p1
 %patch13 -p1
 %patch14 -p1