Add additional architectures to CMakePlatformId.h.in

Detect the MIPS and SHx architecture for MSVC compiler.

Modules/CMakePlatformId.h.in

@@ -100,6 +100,12 @@
 # elif defined(_M_ARM)
 #  define ARCHITECTURE_ID "ARM"
 
+# elif defined(_M_MIPS)
+#  define ARCHITECTURE_ID "MIPS"
+
+# elif defined(_M_SH)
+#  define ARCHITECTURE_ID "SHx"
+
 # else /* unknown architecture */
 #  define ARCHITECTURE_ID ""
 # endif