contrib: adj. release announcement template

Signed-off-by: Yuki Kishimoto <[email protected]>

Author: yukibtc

contrib/release/ANNOUNCEMENT_TEMPLATE.txt

@@ -2,9 +2,9 @@
 
 ### Versions
 
-Rust: VERSION_TO_REPLACE
-JavaScript: VERSION_TO_REPLACE
-Python, Kotlin and Swift: VERSION_TO_REPLACE
+* Rust: <VERSION_TO_REPLACE>
+* JavaScript: <VERSION_TO_REPLACE>
+* Python, Kotlin and Swift: <VERSION_TO_REPLACE>
 
 ### Summary
 
@@ -18,7 +18,7 @@ Thanks to <CONTRIBUTORS_TO_REPLACE> for contributing!
 
 ### Links
 
-Book: https://rust-nostr.org
-Donations: https://rust-nostr.org/donate
+https://rust-nostr.org
+https://rust-nostr.org/donate
 
 #rustnostr #nostr