Remove rsync_excludes.txt.jinja2, just make it a string. (#2659)

No need to have this file be a template.  It can just be written out
as a string.

pelican/tools/pelican_quickstart.py

@@ -86,6 +86,13 @@ class _DEFAULT_PATH_TYPE(str):  # noqa: SLOT000
 _DEFAULT_PATH = _DEFAULT_PATH_TYPE(os.curdir)
 
 
+RSYNC_EXCLUDES = """\
+# Files to exclude with rsync(1) during publishing.
+# See the INCLUDE/EXCLUDE PATTERN RULES section of the rsync man page.
+
+.DS_Store
+"""
+
 def ask(question, answer=str, default=None, length=None):
     if answer is str:
         r = ""
@@ -411,8 +418,7 @@ needed by Pelican.
         try:
             with open(os.path.join(CONF['basedir'], 'rsync_excludes.txt'),
                       'w', 'utf-8') as fd:
-                _template = _jinja_env.get_template('rsync_excludes.txt.jinja2')
-                fd.write(_template.render(**CONF))
+                fd.write(RSYNC_EXCLUDES)
                 fd.close()
         except OSError as e:
             print('Error: {0}'.format(e))

pelican/tools/templates/rsync_excludes.txt.jinja2

@@ -1,4 +0,0 @@
-# Files to exclude with rsync(1) during publishing.
-# See the INCLUDE/EXCLUDE PATTERN RULES section of the rsync man page.
-
-.DS_Store