Update run_minlptests.jl

Author: odow

test/MINLPTests/run_minlptests.jl

@@ -4,8 +4,7 @@
 # in the LICENSE.md file or at https://opensource.org/licenses/MIT.
 
 import Pkg
-Pkg.pkg"add MathOptInterface#master"
-Pkg.pkg"add JuMP#od/nlp-expr"
+Pkg.pkg"add JuMP#master"
 Pkg.pkg"add MINLPTests#od/nlp-expr"
 
 import AmplNLWriter