treewide: replace cache.h with more direct headers, where possible

Signed-off-by: Elijah Newren <newren@gmail.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

advice.c

@@ -1,6 +1,8 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "advice.h"
 #include "config.h"
 #include "color.h"
+#include "gettext.h"
 #include "help.h"
 #include "string-list.h"
 

decorate.c

@@ -2,7 +2,8 @@
  * decorate.c - decorate a git object with some arbitrary
  * data.
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "hashmap.h"
 #include "object.h"
 #include "decorate.h"
 

diffcore-order.c

@@ -1,7 +1,8 @@
 /*
  * Copyright (C) 2005 Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "diff.h"
 #include "diffcore.h"
 

diffcore-rename.c

@@ -2,15 +2,19 @@
  *
  * Copyright (C) 2005 Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
 #include "alloc.h"
 #include "diff.h"
 #include "diffcore.h"
 #include "object-store.h"
 #include "hashmap.h"
+#include "mem-pool.h"
+#include "oid-array.h"
 #include "progress.h"
 #include "promisor-remote.h"
+#include "string-list.h"
 #include "strmap.h"
+#include "trace2.h"
 
 /* Table of rename/copy destinations */
 

diffcore-rotate.c

@@ -2,7 +2,8 @@
  * Copyright (C) 2021, Google LLC.
  * Based on diffcore-order.c, which is Copyright (C) 2005, Junio C Hamano
  */
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "diff.h"
 #include "diffcore.h"
 

graph.c

@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "config.h"
 #include "commit.h"
 #include "color.h"

hook.c

@@ -1,7 +1,10 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "advice.h"
+#include "gettext.h"
 #include "hook.h"
 #include "run-command.h"
 #include "config.h"
+#include "strbuf.h"
 
 const char *find_hook(const char *name)
 {

quote.c

@@ -1,6 +1,7 @@
 #include "cache.h"
 #include "alloc.h"
 #include "quote.h"
+#include "strbuf.h"
 #include "strvec.h"
 
 int quote_path_fully = 1;

sha1dc_git.c

@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "sha1dc_git.h"
 #include "hex.h"
 
 #ifdef DC_SHA1_EXTERNAL

unix-socket.c

@@ -1,4 +1,5 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "strbuf.h"
 #include "unix-socket.h"
 
 #define DEFAULT_UNIX_STREAM_LISTEN_BACKLOG (5)

url.c

@@ -1,5 +1,6 @@
-#include "cache.h"
+#include "git-compat-util.h"
 #include "hex.h"
+#include "strbuf.h"
 #include "url.h"
 
 int is_urlschemechar(int first_flag, int ch)

urlmatch.c

@@ -1,5 +1,7 @@
-#include "cache.h"
+#include "git-compat-util.h"
+#include "gettext.h"
 #include "hex.h"
+#include "strbuf.h"
 #include "urlmatch.h"
 
 #define URL_ALPHA "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz"