x86: Add a script to process Intel microcode files

[u-boot] / tools / microcode-tool

diff --git a/tools/microcode-tool b/tools/microcode-tool
new file mode 120000 (symlink)
index 0000000..8be8507
--- /dev/null
+++ b/tools/microcode-tool
@@ -0,0 +1 @@
+microcode-tool.py
\ No newline at end of file