chore(ui): rename build.fontawesome script to build.fontawesome-v5 (in prep for v6)

Author: hawkeye64

ui/build/icons/build.all.js

@@ -9,6 +9,6 @@ runJob(join(__dirname, './build.mdi-v6.js'))
 runJob(join(__dirname, './build.ion.js'))
 runJob(join(__dirname, './build.eva.js'))
 runJob(join(__dirname, './build.themify.js'))
-runJob(join(__dirname, './build.fontawesome.js'))
+runJob(join(__dirname, './build.fontawesome-v5.js'))
 runJob(join(__dirname, './build.line-awesome.js'))
 runJob(join(__dirname, './build.bootstrap-icons.js'))