Merge branch 'en/header-cleanup'

Remove unused header "#include".

* en/header-cleanup:
  treewide: remove unnecessary includes in source files
  treewide: add direct includes currently only pulled in transitively
  trace2/tr2_tls.h: remove unnecessary include
  submodule-config.h: remove unnecessary include
  pkt-line.h: remove unnecessary include
  line-log.h: remove unnecessary include
  http.h: remove unnecessary include
  fsmonitor--daemon.h: remove unnecessary includes
  blame.h: remove unnecessary includes
  archive.h: remove unnecessary include
  treewide: remove unnecessary includes in source files
  treewide: remove unnecessary includes from header files

compat/fsmonitor/fsm-health-win32.c

@@ -4,6 +4,7 @@
 #include "fsm-health.h"
 #include "fsmonitor--daemon.h"
 #include "gettext.h"
+#include "simple-ipc.h"
 
 /*
  * Every minute wake up and test our health.

compat/fsmonitor/fsm-listen-darwin.c

@@ -29,6 +29,7 @@
 #include "fsmonitor--daemon.h"
 #include "fsmonitor-path-utils.h"
 #include "gettext.h"
+#include "simple-ipc.h"
 #include "string-list.h"
 #include "trace.h"
 

compat/fsmonitor/fsm-listen-win32.c

@@ -4,6 +4,7 @@
 #include "fsm-listen.h"
 #include "fsmonitor--daemon.h"
 #include "gettext.h"
+#include "simple-ipc.h"
 #include "trace2.h"
 
 /*

compat/simple-ipc/ipc-shared.c

@@ -1,8 +1,5 @@
 #include "git-compat-util.h"
 #include "simple-ipc.h"
-#include "strbuf.h"
-#include "pkt-line.h"
-#include "thread-utils.h"
 
 #ifndef SUPPORTS_SIMPLE_IPC
 /*

compat/simple-ipc/ipc-unix-socket.c

@@ -2,7 +2,6 @@
 #include "gettext.h"
 #include "simple-ipc.h"
 #include "strbuf.h"
-#include "pkt-line.h"
 #include "thread-utils.h"
 #include "trace2.h"
 #include "unix-socket.h"