intro: use Go instead Golang

Signed-off-by: Siarhiej Siemianczuk <pdp.eleven11@gmail.com>

Author: binjip978

src/intro.md

@@ -20,7 +20,7 @@ The LinuxBoot project provides two reference implementations; `linuxboot` and
 Heads. The [`linuxboot`](https://github.com/linuxboot/linuxboot) build system
 outputs a boot payload consisting of a Linux kernel and an
 [initramfs](https://de.wikipedia.org/wiki/Initramfs) that contains a minimal
-Golang user-space built using [u-root](https://github.com/u-root/u-root).
+Go user-space built using [u-root](https://github.com/u-root/u-root).
 
 The Heads build system is more focused on local attestation, TPM DUK
 seal/unseal operations, GPG-based security measurement, reproducible builds and