Align markdown filenames with their respective permalinks

This update JSON / Python file names following https://github.com/endoflife-date/endoflife.date/pull/7369.

src/rocky-linux.py

@@ -0,0 +1,10 @@
+from common import dates, endoflife, http, releasedata
+
+with releasedata.ProductData("rocky-linux") as product_data:
+    response = http.fetch_url("https://raw.githubusercontent.com/rocky-linux/wiki.rockylinux.org/development/docs/include/releng/version_table.md")
+    for line in response.text.strip().split('\n'):
+        items = line.split('|')
+        if len(items) >= 5 and endoflife.DEFAULT_VERSION_PATTERN.match(items[1].strip()):
+            version = items[1].strip()
+            date = dates.parse_date(items[3])
+            product_data.declare_version(version, date)