compile fallback.cpp and util.cpp seperately

Don't `#include "*.cpp"` modules in other cpp modules. I already took care
of all the builtin_*.cpp modules in my previous change where I restyled
the builtin code. This change fixes the two remaining instances of this
anti-pattern.

1 files changed, 0 insertions, 3 deletions

diff --git a/src/common.cpp b/src/common.cpp
index 3f738ec0..75f3c945 100644
--- a/src/common.cpp
+++ b/src/common.cpp
@@ -42,9 +42,6 @@ parts of fish.
 #include "expand.h"
 #include "wildcard.h"
 
-#include "util.cpp"
-#include "fallback.cpp"
-
 #define NOT_A_WCHAR (static_cast<wint_t>(WEOF))
 
 struct termios shell_modes;