add EOF newlines per @luke-jr

“README.mediawiki and bip-0069/bip-0069_examples.py are missing EOF
newlines. Anything else needed before merging this draft?” — @luke-jr

README.mediawiki

@@ -297,4 +297,4 @@ Those proposing changes should consider that ultimately consent may rest with th
 | Draft
 |}
 
-<!-- IMPORTANT!  See the instructions at the top of this page, do NOT JUST add BIPs here! -->
+<!-- IMPORTANT!  See the instructions at the top of this page, do NOT JUST add BIPs here! -->

bip-0069/bip-0069_examples.py

@@ -109,4 +109,4 @@ def main():
 	print_outputs(tx_2820_output_tuples)
 
 if __name__ == "__main__":
-	main()
+	main()