Don't set rpath for fuzzers

We used to use the rpath for loading libonig, but this is both no
longer needed and breaks under SystemSan.

Author: nikic

sapi/fuzzer/Makefile.frag

@@ -1,6 +1,6 @@
 fuzzer: $(PHP_FUZZER_BINARIES)
 
-FUZZER_BUILD = $(LIBTOOL) --mode=link $(FUZZING_CC) -export-dynamic $(CFLAGS_CLEAN) $(EXTRA_CFLAGS) $(EXTRA_LDFLAGS_PROGRAM) $(LDFLAGS) $(PHP_RPATHS) $(PHP_GLOBAL_OBJS) $(PHP_BINARY_OBJS) $(EXTRA_LIBS) $(ZEND_EXTRA_LIBS) $(FUZZING_LIB) -rpath /ORIGIN/lib
+FUZZER_BUILD = $(LIBTOOL) --mode=link $(FUZZING_CC) -export-dynamic $(CFLAGS_CLEAN) $(EXTRA_CFLAGS) $(EXTRA_LDFLAGS_PROGRAM) $(LDFLAGS) $(PHP_RPATHS) $(PHP_GLOBAL_OBJS) $(PHP_BINARY_OBJS) $(EXTRA_LIBS) $(ZEND_EXTRA_LIBS) $(FUZZING_LIB)
 
 $(SAPI_FUZZER_PATH)/php-fuzz-parser: $(PHP_GLOBAL_OBJS) $(PHP_SAPI_OBJS) $(PHP_FUZZER_PARSER_OBJS)
 	$(FUZZER_BUILD) $(PHP_FUZZER_PARSER_OBJS) -o $@