Update README.md

README.md

-# learning-journey
-Chisel Learning Journey
+# Chisel Learning Journey
+
+Welcome to the Chisel Learning Journey!
+
+[Chisel](https://github.com/freechipsproject/chisel3) is a hardware construction language that supports advanced hardware design and circuit generation.
+
+This Journey is built around the examples provided by the creators of Chisel, within their [tutorial](https://github.com/ucb-bar/chisel-tutorial).
+
+However, ...