Earlier quoted context omitted.
It is indirectly; if a company has trouble hiring, they might switch up the stack a bit to try and attract new talent. For example, my previous employer (Jet.com) used F# partly because one of the most senior engineers liked it, but also partly because they thought it might attract some tech talent out of the shadows.
I've never heard of any company switching languages because they were having trouble hiring.
Happened at a company I worked for. Anecdotal, but it happens.