builders.sh: create directory softlink to gnu-m toolchain

The TF-A scripts repository has internal CI hardcoded toolchain paths
[1], so while internal CI is running in parallel with Open CI, the latter
needs to support this path as softlink.

[1] https://review.trustedfirmware.org/c/ci/tf-a-ci-scripts/+/10237

Signed-off-by: Leonardo Sandoval <leonardo.sandoval@linaro.org>
Change-Id: I7d70f7826058747778b7d947ae4361c2fd62f453
diff --git a/tf-a-builder/builders.sh b/tf-a-builder/builders.sh
index 41d633e..243a4a5 100755
--- a/tf-a-builder/builders.sh
+++ b/tf-a-builder/builders.sh
@@ -114,6 +114,12 @@
    ${TOOLS_DIR}/bin \
    /arm/pdsw/downloads/scp-models/tools/gcc-arm-none-eabi-9-2020-q2-update/bin
 
+# /arm/pdsw/downloads/scp-models/tools/gcc-arm-none-eabi-10-2020-q4-major/bin/arm-none-eabi-gcc
+mkdir -p /arm/pdsw/downloads/scp-models/tools/gcc-arm-none-eabi-10-2020-q4-major
+ln -s \
+   ${TOOLS_DIR}/gnu-rm/bin \
+   /arm/pdsw/downloads/scp-models/tools/gcc-arm-none-eabi-10-2020-q4-major/bin
+
 # /arm/projectscratch/ssg/trusted-fw/dummy-crypto-lib
 mkdir -p /arm/projectscratch/ssg/trusted-fw
 ln -s \