Pathname: Fix dynamic? for libraries for Linuxbrew
Pathname: Fix dynamic? for libraries for Linuxbrew

Older versions of file report "shared object" for libraries
rather than "dynamically linked (uses shared libs)".

hanxue/linuxbrew,Linuxbrew/brew,hanxue/linuxbrew,rwhogg/brew,hanxue/linuxbrew,rwhogg/brew,Linuxbrew/brew,maxim-belkin/brew,Linuxbrew/brew,rwhogg/brew,maxim-belkin/brew,maxim-belkin/brew,Linuxbrew/brew