style: missing empty line at the end of the file added

test/runtime/distribution_test.cpp

@@ -660,4 +660,4 @@ TEST_CASE("distributions", "[random][distribution]")
       CHECK(units_dist.densities() == stl_dist.densities());
     }
   }
-}
+}

test/runtime/math_test.cpp

@@ -527,4 +527,4 @@ TEST_CASE("math operations", "[math]")
       REQUIRE_THAT(atan2(1. * isq::length[km], 1000. * isq::length[m]), AlmostEquals(45. * angle[deg]));
     }
   }
-}
+}

test/runtime/quantity_test.cpp

@@ -81,4 +81,4 @@ TEST_CASE("quantity operations", "[quantity]")
     volatile std::int16_t vint = 123;
     REQUIRE(quantity(vint * m).numerical_value_in(m) == 123);
   }
-}
+}