parisc: Kconfig: Update references to parisc website

The PA-RISC Linux project web page is now hosted at
https://parisc.wiki.kernel.orgSigned-off-by: Helge Deller <deller@gmx.de>

arch/parisc/Kconfig

@@ -68,7 +68,7 @@ config PARISC
 	  The PA-RISC microprocessor is designed by Hewlett-Packard and used
 	  in many of their workstations & servers (HP9000 700 and 800 series,
 	  and later HP3000 series).  The PA-RISC Linux project home page is
-	  at <http://www.parisc-linux.org/>.
+	  at <https://parisc.wiki.kernel.org>.
 
 config CPU_BIG_ENDIAN
 	def_bool y