build: remove duplicate julia args in generate_precompile (#44154)

Author: IanButterworth

contrib/generate_precompile.jl

@@ -288,9 +288,7 @@ function generate_precompile_statements()
                     "JULIA_PKG_PRECOMPILE_AUTO" => "0",
                     "TERM" => "") do
             run(```$(julia_exepath()) -O0 --trace-compile=$precompile_file --sysimage $sysimg
-                   --cpu-target=native --startup-file=no --color=yes
-                   -e 'import REPL; REPL.Terminals.is_precompiling[] = true'
-                   -i $cmdargs```,
+                   --cpu-target=native --startup-file=no -i $cmdargs```,
                    pts, pts, pts; wait=false)
         end
         Base.close_stdio(pts)