fix bin/gen-sitemap.sh VERSION

Changed `bin/gen-sitemap.sh` VERSION from "1.2 2024-02-29"
to "1.3 2024-03-16".

Performed `make gen_sitemap`.

bin/gen-sitemap.sh

@@ -49,7 +49,7 @@ shopt -s globstar	# enable ** to match all files and zero or more directories an
 
 # set variables referenced in the usage message
 #
-export VERSION="1.2 2024-02-29"
+export VERSION="1.3 2024-03-16"
 NAME=$(basename "$0")
 export NAME
 export V_FLAG=0

sitemap.xml

@@ -19094,11 +19094,7 @@
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/gen-sitemap.sh</loc>
-    <lastmod>2024-03-17T06:21:18+00:00</lastmod>
-</url>
-<url>
-    <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/.gen-sitemap.sh.swp</loc>
-    <lastmod>2024-03-17T06:21:11+00:00</lastmod>
+    <lastmod>2024-03-17T06:32:44+00:00</lastmod>
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/gen-status.sh</loc>
@@ -19118,7 +19114,7 @@
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/index.html</loc>
-    <lastmod>2024-03-16T21:24:02+00:00</lastmod>
+    <lastmod>2024-03-17T06:25:58+00:00</lastmod>
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/manifest.entry.json.awk</loc>
@@ -19154,7 +19150,7 @@
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/README.md</loc>
-    <lastmod>2024-03-16T21:24:02+00:00</lastmod>
+    <lastmod>2024-03-17T06:25:58+00:00</lastmod>
 </url>
 <url>
     <loc>https://ioccc-src.github.io/temp-test-ioccc/bin/sgi.sh</loc>