Merge pull request #23986 from izeye

* pr/23986:
  Polish

Closes gh-23986

spring-boot-project/spring-boot-docs/src/docs/asciidoc/howto.adoc

@@ -653,7 +653,7 @@ As of Undertow 1.4.0+, HTTP/2 is supported without any additional requirement on
 
 [[howto-configure-http2-h2c]]
 ==== HTTP/2 Cleartext with supported servers
-To enable HTTP/2 with cleartext support, you need to leave the `configprop:server.http2.enabled[]` property set to `false`,
+To enable HTTP/2 with cleartext support, you need to leave the configprop:server.http2.enabled[] property set to `false`,
 and instead apply a customizer specific to your choice of server:
 
 For Tomcat, we need to add an upgrade protocol:

spring-boot-project/spring-boot-docs/src/docs/asciidoc/spring-boot-features.adoc

@@ -1441,7 +1441,7 @@ NOTE: The `prefix` value for the annotation _must_ be in kebab case (lowercase a
 
 | Environment Variables
 | Upper case format with underscore as the delimiter (see <<boot-features-external-config-relaxed-binding-from-environment-variables>>).
-| Numeric values surrounded by underscores (see <<boot-features-external-config-relaxed-binding-from-environment-variables>>)`
+| Numeric values surrounded by underscores (see <<boot-features-external-config-relaxed-binding-from-environment-variables>>)
 
 | System properties
 | Camel case, kebab case, or underscore notation

spring-boot-project/spring-boot-tools/spring-boot-configuration-processor/src/main/java/org/springframework/boot/configurationprocessor/metadata/ConfigurationMetadata.java

@@ -68,6 +68,7 @@ public class ConfigurationMetadata {
 	/**
 	 * Add item meta-data if it's not already present.
 	 * @param itemMetadata the meta-data to add
+	 * @since 2.4.0
 	 */
 	public void addIfMissing(ItemMetadata itemMetadata) {
 		add(this.items, itemMetadata.getName(), itemMetadata, true);

spring-boot-project/spring-boot/src/main/java/org/springframework/boot/context/config/ConfigDataLocation.java

@@ -121,7 +121,7 @@ public final class ConfigDataLocation implements OriginProvider {
 
 	/**
 	 * Create a new {@link ConfigDataLocation} with a specific {@link Origin}.
-	 * @param origin the orgin to set
+	 * @param origin the origin to set
 	 * @return a new {@link ConfigDataLocation} instance.
 	 */
 	ConfigDataLocation withOrigin(Origin origin) {