CI Update default arg tests

Author: jarzec

regression-tests/test-results/apple-clang-15-c++2b/pure2-default-arguments.cpp.execution

@@ -1,2 +1,4 @@
 calling: 
-012an older compiler
+012
+an older compiler
+1, 1, 66

regression-tests/test-results/clang-15-c++20/pure2-default-arguments.cpp.execution

@@ -1,2 +1,4 @@
 calling: 
-012an older compiler
+012
+an older compiler
+1, 1, 66

regression-tests/test-results/gcc-13-c++2b/pure2-default-arguments.cpp.execution

@@ -1,2 +1,4 @@
 calling: int main(int, char**)
-012an older compiler
+012
+an older compiler
+1, 1, 66

regression-tests/test-results/gcc-14-c++2b/pure2-default-arguments.cpp.execution

@@ -1,4 +1,4 @@
 calling: int main(int, char**)
 012
-a newer compiler
+an older compiler
 1, 1, 66

regression-tests/test-results/msvc-2022-c++20/pure2-default-arguments.cpp.execution

@@ -1,2 +1,4 @@
 calling: int __cdecl main(const int,char **)
-012a newer compiler
+012
+a newer compiler
+1, 1, 66