Meson: Do not wrap fccache insallation script

When passing fccache executable directly Meson does special tricks such
as modifying $PATH on Windows.

See: https://github.com/mesonbuild/meson/pull/8259

Fixes: #260

Makefile.am

@@ -39,7 +39,6 @@ MESON_FILES = \
 	doc/run-quiet.py \
 	fc-case/fc-case.py \
 	fc-lang/fc-lang.py \
-	install-cache.py \
 	meson.build \
 	meson_options.txt \
 	src/cutout.py \

fc-cache/meson.build

@@ -9,5 +9,5 @@ tools_man_pages += ['fc-cache']
 
 # Do not try to execute target's fc-cache on host when cross compiling
 if not meson.is_cross_build()
-  meson.add_install_script('../install-cache.py', fccache.full_path())
+  meson.add_install_script(fccache, '-s', '-f', '-v')
 endif

install-cache.py

@@ -1,11 +0,0 @@
-#!/usr/bin/env python3
-
-import sys
-import argparse
-import subprocess
-
-if __name__=='__main__':
-    parser = argparse.ArgumentParser()
-    parser.add_argument('fccache')
-    args = parser.parse_args()
-    sys.exit(subprocess.run([args.fccache, '-s', '-f', '-v']).returncode)