update test suite

Author: andrew-taylor

tests/expected_output/implicit_function_declaration/000001-clang-14.0-x86_64-pc-linux-gnu.txt

@@ -0,0 +1,8 @@
+tests/extracted_compile_time_errors/implicit_function_declaration.c:2:5: warning: implicit declaration of function 'f' is invalid in C99 [-Wimplicit-function-declaration]
+    f();
+    ^
+dcc explanation: you are calling a function named f line 2 of tests/extracted_compile_time_errors/implicit_function_declaration.c but dcc does not recognize f as a function.
+There are several possible causes:
+  a) You might have misspelt the function name.
+  b) You might need to add a #include line at the top of tests/extracted_compile_time_errors/implicit_function_declaration.c.
+  c) You might need to add a prototype for f.

tests/expected_output/misspelt_printf/000001-clang-14.0-x86_64-pc-linux-gnu.txt

@@ -0,0 +1,5 @@
+tests/extracted_compile_time_errors/misspelt_printf.c:3:5: warning: implicit declaration of function 'print' is invalid in C99 [-Wimplicit-function-declaration]
+    print("hello");
+    ^
+dcc explanation: you are calling a function named print on line 3 of tests/extracted_compile_time_errors/misspelt_printf.c but dcc does not recognize print as a function.
+Maybe you meant printf?