removed unused file

tests/randomized_union_tests.cpp

-#include <gtest/gtest.h>
-#include <triangle.h>
-#include <union.h>
-
-class RandomizedUnionTests {
-    public testing::TestWithParam<>
-};
-
-float triangleArea() {
-    
-}
-
-TEST_P(RandomizedUnionTests, RandomTest)
-{
-
-    Triangle top = Triangle({0, 5}, {3, 2}, {5, 3}, 1, 1);
-    Triangle bottom = Triangle({0.1, 9}, {2, 4}, {5,5}, 2, 2);
-
-    auto results = unionize(bottom, top);
-
-    std::vector<Triangle> expected_results_1 = {
-        Triangle({0.1, 9}, {1.91038, 4.23585}, {5,5}, 2, 2),
-        Triangle({1.91038,4.23585}, {2.27273,4.09091}, {5, 5}, 2, 2),
-        Triangle({0,5}, {3,2}, {5,3}, 1, 1)
-    };
-
-    EXPECT_EQ(results, expected_results_1);
-}
\ No newline at end of file