package/tealdeer: exclude unsupported targets

Not all target architectures are supported by the "ring" dependency:
  - mips:    https://github.com/briansmith/ring/issues/562
  - PowerPC: https://github.com/briansmith/ring/issues/389
  - Sparc:   https://github.com/briansmith/ring/issues/1512
  - s390x:   https://github.com/briansmith/ring/commit/4d2e1a8fb80398f7c3c0137ea8fdd512f82d37a0

Signed-off-by: Danilo Bargen <mail@dbrgn.ch>
Signed-off-by: Yann E. MORIN <yann.morin.1998@free.fr>

package/tealdeer/Config.in

@@ -1,6 +1,11 @@
 config BR2_PACKAGE_TEALDEER
 	bool "tealdeer"
 	depends on BR2_PACKAGE_HOST_RUSTC_TARGET_ARCH_SUPPORTS
+	# Crypto dependency (ring) not available for mips, PowerPC, Sparc, s390x
+	depends on !(BR2_mips || BR2_mipsel || BR2_mips64 || BR2_mips64el)
+	depends on !(BR2_powerpc || BR2_powerpc64 || BR2_powerpc64le)
+	depends on !(BR2_sparc || BR2_sparc64)
+	depends on !BR2_s390x
 	select BR2_PACKAGE_HOST_RUSTC
 	help
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