Fix compile problem for ptest

Change SRCDIR and FONTFILE in test/Makefile.am for ptest.

Upstream-Status: Inappropriate [OE-Specific]
Signed-off-by: Qiu Tingting <qiutt@fujitsu.com>

diff -rNu a/test/Makefile.am b/test/Makefile.am
--- a/test/Makefile.am	2023-08-03 15:10:50.830916551 +0800
+++ b/test/Makefile.am	2023-08-03 16:16:10.178859661 +0800
@@ -76,7 +76,7 @@
 endif
 check_PROGRAMS += test-bz89617
 test_bz89617_CFLAGS = \
-	-DSRCDIR="\"$(abs_srcdir)\""
+	-DSRCDIR="\"/usr/lib/fontconfig/ptest/test/\""
 
 test_bz89617_LDADD = $(top_builddir)/src/libfontconfig.la
 TESTS += test-bz89617
@@ -117,7 +117,7 @@
 	-I$(top_builddir)/src				\
 	-I$(top_srcdir)					\
 	-I$(top_srcdir)/src				\
-	-DFONTFILE='"$(abs_top_srcdir)/test/4x6.pcf"'	\
+	-DFONTFILE='"/usr/lib/fontconfig/ptest/test/4x6.pcf"'	\
 	-DHAVE_CONFIG_H					\
 	$(NULL)
 test_bz106632_LDADD = $(top_builddir)/src/libfontconfig.la