WIP to make GeneratorConstraintsFillerTest pass

Author: Godelaine

ra-optimisation/search-tree-rao/src/test/java/com/powsybl/openrao/searchtreerao/linearoptimisation/algorithms/fillers/GeneratorConstraintsFillerTest.java

@@ -840,7 +840,7 @@ void testShortLeadAndLongLagTimesAndPowerGradientsAndShutDownProhibited() {
         //   - shut down prohibited constraint
 
         assertEquals(51, linearProblem.numVariables());
-        assertEquals(70, linearProblem.numConstraints());
+        assertEquals(71, linearProblem.numConstraints());
 
         checkInjectionKey();
         checkUpwardGradient();
@@ -889,7 +889,7 @@ void testShortLeadAndLongLagTimesAndPowerGradientsAndStartUpProhibited() {
         //   - start up prohibited first timestamp constraint
 
         assertEquals(51, linearProblem.numVariables());
-        assertEquals(71, linearProblem.numConstraints());
+        assertEquals(70, linearProblem.numConstraints());
 
         checkInjectionKey();
         checkUpwardGradient();