Fix presentation of Lua logging function documentation

Author: lpereira

README.md

@@ -631,11 +631,11 @@ in a `500 Internal Server Error` response being thrown.
 In addition to the metamethods in the `req` parameter, one can also log messages
 with different logging levels by calling methods from `Lwan.log`:
 
-    - `Lwan.log:warning(str)`
-    - `Lwan.log:info(str)`
-    - `Lwan.log:error(str)`
-    - `Lwan.log:critical(str)` (Will also abort Lwan! Use with caution)
-    - `Lwan.log:debug(str)` (Only available in debug builds)
+   - `Lwan.log:warning(str)`
+   - `Lwan.log:info(str)`
+   - `Lwan.log:error(str)`
+   - `Lwan.log:critical(str)` (Will also abort Lwan! Use with caution)
+   - `Lwan.log:debug(str)` (Only available in debug builds; no-op otherwise)
 
 > [!NOTE]
 >