Error in documentation, several minor additions

linuxcnc.org/docs/master/html/code/building-linuxcnc.html
Until section 4.2 the working directory is "linuxcnc-source-dir" and that is a nice change, but from then on it refers to the old naming "linuxcnc-dev" in the copy/paste parts.
-
docs.google.com/document/d/1jeV_4VKzVmOI...ading=h.9yat9yuit8mp
If refers to using Geany that is not included with BookWorm, but it is with our version, so would not hurt to mention that if geany can not be found to install it with sudo apt install geany.

Same document a bit lower, add --show to latency histogram, it shows the excursions outside of the visible boundaries that are always, always ignored when checking latency as they are represented with very thin colored lines at the very edges of the graphs, so
latency-histogram --nobase --sbins 1000 --show

Can you create an issue for these so that they don't get lost?

github.com/LinuxCNC/linuxcnc/issues

I do not have an account there, maybe i can convince myself to open one.

I think you should