Use a default regex when possible (#205)

src/rockylinux.py

@@ -3,7 +3,6 @@ from common import dates
 from common import endoflife
 
 URL = "https://raw.githubusercontent.com/rocky-linux/wiki.rockylinux.org/development/docs/include/releng/version_table.md"
-REGEX = r"^(\d+\.\d+)$"
 
 
 def parse_date(date_str):
@@ -17,7 +16,7 @@ def parse_markdown_table(table_text):
 
     for line in lines:
         items = line.split('|')
-        if len(items) >=5 and re.match(REGEX, items[1].strip()):
+        if len(items) >=5 and re.match(endoflife.DEFAULT_VERSION_REGEX, items[1].strip()):
             version = items[1].strip()
             date = parse_date(items[3])
             print(f"{version}: {date}")