I18N: Capitalize translator comments consistently, add trailing punctuation.

Includes minor code layout fixes.

See #44360.
Built from https://develop.svn.wordpress.org/trunk@45932


git-svn-id: http://core.svn.wordpress.org/trunk@45743 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/option.php

@@ -166,7 +166,7 @@ function wp_protect_special_option( $option ) {
 	if ( 'alloptions' === $option || 'notoptions' === $option ) {
 		wp_die(
 			sprintf(
-				/* translators: %s: option name */
+				/* translators: %s: Option name. */
 				__( '%s is a protected WP option and may not be modified' ),
 				esc_html( $option )
 			)