direct pci, debug: Fix minor style issues

Change-Id: I8adbf75babc233dff79e5c8921d1f24692a939ab
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/libhwbase/+/26840
Reviewed-by: Patrick Georgi <pgeorgi@google.com>
Tested-by: Nico Huber <nico.h@gmx.de>
diff --git a/debug/hw-debug.adb b/debug/hw-debug.adb
index 60968e1..2f1fed9 100644
--- a/debug/hw-debug.adb
+++ b/debug/hw-debug.adb
@@ -251,7 +251,7 @@
             Debug_Sink.Put_Char (' ');
             for J in Natural range 8 .. Natural'Min (15, Left)
             loop
-               Put_Word (Word64(Buf (Line_Start + J)), 2, False);
+               Put_Word (Word64 (Buf (Line_Start + J)), 2, False);
                Debug_Sink.Put_Char (' ');
             end loop;
             New_Line;
@@ -272,7 +272,7 @@
 
    ----------------------------------------------------------------------------
 
-   Procedure Register_Write_Wait
+   procedure Register_Write_Wait
    is
    begin
       if Register_Write_Delay_Nanoseconds > 0 then