package/vte: needs gcc >= 10

vte needs C++20 since
https://gitlab.gnome.org/GNOME/vte/-/commit/eec33cce0b9359fddda35703e22bffd1f8f28852
to avoid the following build failure raised since bump to version 0.66.2
in commit 53c0c7dd01228122c7ceb44d65f2800dbcf473f1:

../output-1/build/vte-0.66.2/meson.build:144:0: ERROR: Assert failed: option -std=gnu++20 not supported by gcc

Fixes:
 - http://autobuild.buildroot.org/results/c0d1adeffbf97805a0f669d01929a56ccc66a835

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@bootlin.com>

package/vte/Config.in

@@ -5,7 +5,7 @@ config BR2_PACKAGE_VTE
 	depends on BR2_TOOLCHAIN_HAS_THREADS
 	depends on BR2_USE_MMU
 	depends on BR2_INSTALL_LIBSTDCPP
-	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 # C++11
+	depends on BR2_TOOLCHAIN_GCC_AT_LEAST_10 # C++20
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !BR2_TOOLCHAIN_USES_MUSL
 	depends on BR2_PACKAGE_HAS_LIBEGL_WAYLAND || \
@@ -22,13 +22,13 @@ config BR2_PACKAGE_VTE
 
 	  http://github.com/GNOME/vte
 
-comment "vte needs a uClibc or glibc toolchain w/ wchar, threads, C++, gcc >= 4.8"
+comment "vte needs a uClibc or glibc toolchain w/ wchar, threads, C++, gcc >= 10"
 	depends on BR2_PACKAGE_HOST_RUSTC_ARCH_SUPPORTS
 	depends on BR2_USE_MMU
 	depends on BR2_TOOLCHAIN_HAS_SYNC_4
 	depends on !BR2_USE_WCHAR || !BR2_INSTALL_LIBSTDCPP || \
 		!BR2_TOOLCHAIN_HAS_THREADS || \
-		!BR2_TOOLCHAIN_GCC_AT_LEAST_4_8 || \
+		!BR2_TOOLCHAIN_GCC_AT_LEAST_10 || \
 		BR2_TOOLCHAIN_USES_MUSL
 
 comment "vte needs an OpenGL or an OpenGL-EGL/wayland backend"