Remove PCH source file

Newer versions of Meson create this automatically for MSVC builds.

hook/meson.build

@@ -1,10 +1,7 @@
 hook_lib = static_library(
     'hook',
     include_directories : inc,
-    c_pch : [
-        '../precompiled.c',
-        '../precompiled.h',
-    ],
+    c_pch : '../precompiled.h',
     sources : [
         'args.c',
         'args.h',

hooklib/meson.build

@@ -1,10 +1,7 @@
 hooklib_lib = static_library(
     'hooklib',
     include_directories : inc,
-    c_pch : [
-        '../precompiled.c',
-        '../precompiled.h',
-    ],
+    c_pch : '../precompiled.h',
     sources : [
         'serial.c',
         'serial.h',

inject/meson.build

@@ -1,10 +1,7 @@
 executable(
     'inject',
     include_directories : inc,
-    c_pch : [
-        '../precompiled.c',
-        '../precompiled.h',
-    ],
+    c_pch : '../precompiled.h',
     sources : [
         'debug.c',
         'debug.h',

precompiled.c

@@ -1 +0,0 @@
-#include "precompiled.h"