[spec] Remove cross package build requirements to avoid build loop. JB#50499

Signed-off-by: Matti Kosola <matti.kosola@jolla.com>

Author: mkosola

rust.changes

@@ -1,5 +1,6 @@
 * Mon Jan 25 2021 Matti Kosola <matti.kosola@jolla.com> - 1.44.0+git8
 - Do not require specific version of rust-std-static-i686-unknown-linux-gnu package. JB#50499
+- Remove cross package build requirements to avoid build loop. JB#50499
 
 * Fri Jan 22 2021 David Greaves <david.greaves@jolla.com> - 1.44.0+git7
 - [build] Disable aarch64. JB#50499

rust.spec

@@ -81,23 +81,6 @@ BuildRequires:  make
 BuildRequires:  cmake
 BuildRequires:  gcc
 BuildRequires:  gcc-c++
-# The cross- packages install into /opt/cross
-BuildRequires:  cross-armv7hl-gcc
-BuildRequires:  cross-armv7hl-binutils
-BuildRequires:  cross-armv7hl-as
-BuildRequires:  cross-armv7hl-glibc
-BuildRequires:  cross-armv7hl-glibc-devel
-BuildRequires:  cross-armv7hl-glibc-headers
-BuildRequires:  cross-armv7hl-kernel-headers
-%if 0%{?build_aarch64}
-BuildRequires:  cross-aarch64-gcc
-BuildRequires:  cross-aarch64-binutils
-BuildRequires:  cross-aarch64-as
-BuildRequires:  cross-aarch64-glibc
-BuildRequires:  cross-aarch64-glibc-devel
-BuildRequires:  cross-aarch64-glibc-headers
-BuildRequires:  cross-aarch64-kernel-headers
-%endif
 
 BuildRequires:  ncurses-devel
 BuildRequires:  pkgconfig(libcurl)