[Test] fix duplicate method warnings in tests (#2243)

* [Test] fix duplicate method warnings in tests

* Updates

Author: odow

test/FileFormats/NL/read.jl

@@ -161,7 +161,7 @@ function test_parse_header_assertion_errors()
     return
 end
 
-function test_parse_header_assertion_errors()
+function test_parse_header_common_expressions()
     model = NL._CacheModel()
     err = ErrorException(
         "Unable to parse NL file : we don't support common exprs",

test/Utilities/copy.jl

@@ -287,14 +287,6 @@ function MOI.empty!(model::AbstractConstrainedVariablesModel)
     return
 end
 
-function MOI.supports_constraint(
-    ::OrderConstrainedVariablesModel,
-    ::Type{MOI.VectorOfVariables},
-    ::Type{MOI.Nonnegatives},
-)
-    return false
-end
-
 function MOI.supports_add_constrained_variables(
     ::OrderConstrainedVariablesModel,
     ::Type{MOI.Nonnegatives},
@@ -317,14 +309,6 @@ function MOI.supports_add_constrained_variables(
     return false
 end
 
-function MOI.supports_constraint(
-    ::ReverseOrderConstrainedVariablesModel,
-    ::Type{MOI.VectorOfVariables},
-    ::Type{MOI.Nonnegatives},
-)
-    return true
-end
-
 function MOI.supports_add_constrained_variables(
     ::ReverseOrderConstrainedVariablesModel,
     ::Type{MOI.Nonnegatives},