freedreno: Include adreno_pm4.xml.h before adreno_a6xx.xml.h

This matches the XML, and soon adreno_a6xx.xml will start including
types from adreno_pm4.xml.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5557>

src/freedreno/fdl/fd6_layout_test.c

@@ -24,6 +24,7 @@
 #include "freedreno_layout.h"
 #include "fd_layout_test.h"
 #include "adreno_common.xml.h"
+#include "adreno_pm4.xml.h"
 #include "a6xx.xml.h"
 
 #include <stdio.h>

src/freedreno/fdl/fd_layout_test.c

@@ -24,6 +24,7 @@
 #include "freedreno_layout.h"
 #include "fd_layout_test.h"
 #include "adreno_common.xml.h"
+#include "adreno_pm4.xml.h"
 #include "a6xx.xml.h"
 
 #include <stdio.h>

src/freedreno/perfcntrs/fd6_perfcntr.c

@@ -29,6 +29,7 @@
 
 #include "util/u_half.h"
 #include "adreno_common.xml.h"
+#include "adreno_pm4.xml.h"
 #include "a6xx.xml.h"
 
 #define REG(_x) REG_A6XX_ ## _x