openharmony-linux-demo-dashboard.conf: Switch to glibc as a workaround

This is not ideal but will unblock using the browser while we
investigate the matter.

See: https://bugzilla.yoctoproject.org/show_bug.cgi?id=14281



Signed-off-by: Andrei Gherzan <andrei.gherzan@huawei.com>

meta-ohos-demo/conf/distro/openharmony-linux-demo-dashboard.conf

@@ -13,3 +13,7 @@ hostname_base-files_stm32mp1-av96 = "demo-dashboard-gateway"
 # Avoid build warning(s) for ununsed extra partitions.
 ST_VENDORFS = "0"
 ST_USERFS = "0"
+
+# Epiphany fails with musl
+# https://bugzilla.yoctoproject.org/show_bug.cgi?id=14281
+TCLIBC = "glibc"