patch 8.2.2174: Mac version doesn't specify the CPU architecture

Problem:    Mac version doesn't specify the CPU architecture.
Solution:   Add "arm64" or "x86_64". (Yee Cheng Chin, closes #7519)
diff --git a/src/version.c b/src/version.c
index 1a45c95..395db11 100644
--- a/src/version.c
+++ b/src/version.c
@@ -751,6 +751,8 @@
 static int included_patches[] =
 {   /* Add new patch number below this line */
 /**/
+    2174,
+/**/
     2173,
 /**/
     2172,
@@ -5333,6 +5335,11 @@
 # else
     msg_puts(_("\nmacOS version w/o darwin feat."));
 # endif
+# if defined(__arm64__)
+    msg_puts(" - arm64");
+# elif defined(__x86_64__)
+    msg_puts(" - x86_64");
+# endif
 #endif
 
 #ifdef VMS