rvv-examples v0.3.0 (ubench)

Adding a set of micro-benchmarks (instruction level latency and throughput benchmarking).

v.0.2.0 softmax example

Adding an example of softmax implementation using RVV for a new blog post

v0.1.0 basic vector-add

Snapshot of rvv-examples to go along the release of the blog post."RISC-V Vector Programming in C with Intrinsics" on https://fprox.substack.com/