Revert "fix invalidations in REPLCompletions from Static.jl"

This reverts commit c20de56.

Author: ranocha

stdlib/REPL/src/REPLCompletions.jl

@@ -418,9 +418,9 @@ function get_value(sym::Expr, fn)
     end
     sym.head !== :. && return (nothing, false)
     for ex in sym.args
-        ex, found::Bool = get_value(ex, fn)
+        ex, found = get_value(ex, fn)
         !found && return (nothing, false)
-        fn, found::Bool = get_value(ex, fn)
+        fn, found = get_value(ex, fn)
         !found && return (nothing, false)
     end
     return (fn, true)