tools/ccache: update to 4.11.3

Update ccache to the latest version. All patches are automatically
refreshed. Changelogs:

https://github.com/ccache/ccache/blob/v4.11.3/doc/NEWS.adoc

Signed-off-by: Shiji Yang <yangshiji66@outlook.com>
Link: https://github.com/openwrt/openwrt/pull/19025
Signed-off-by: Nick Hainke <vincent@systemli.org>

tools/ccache/patches/100-honour-copts.patch

@@ -1,6 +1,6 @@
 --- a/src/ccache/ccache.cpp
 +++ b/src/ccache/ccache.cpp
-@@ -1914,6 +1914,7 @@ get_manifest_key(Context& ctx, Hash& has
+@@ -2018,6 +2018,7 @@ get_manifest_key(Context& ctx, Hash& has
      "OBJCPLUS_INCLUDE_PATH",        // Clang
      "CLANG_CONFIG_FILE_SYSTEM_DIR", // Clang
      "CLANG_CONFIG_FILE_USER_DIR",   // Clang