Add musl libc submodule

Since musl is already incorporated into the build system (see for
example configure.ac, Makefile.in), this patch adds a submodule for
musl based on the current v1.2.2 release.
The GitHub Actions configurations have also been updated to include
the musl based toolchain.

Signed-off-by: Florian Hofhammer <florian.hofhammer@fhofhammer.de>

1 files changed, 1 insertions, 1 deletions

diff --git a/configure b/configure
index aad142c..75defbb 100755
--- a/configure
+++ b/configure
@@ -3596,7 +3596,7 @@ fi
   with_musl_src=$with_musl_src
 
 else
-  with_musl_src="\$(srcdir)/riscv-musl"
+  with_musl_src="\$(srcdir)/musl"
 
 fi