Refine configuration property table column sizes

Increase the size of the first column to improve readability.

Closes gh-23604

buildSrc/src/main/java/org/springframework/boot/build/context/properties/ConfigurationTable.java

@@ -46,7 +46,7 @@ class ConfigurationTable {
 
 	String toAsciidocTable() {
 		AsciidocBuilder builder = new AsciidocBuilder();
-		builder.appendln("[cols=\"1,1,2\", options=\"header\"]");
+		builder.appendln("[cols=\"2,1,1\", options=\"header\"]");
 		builder.appendln("|===");
 		builder.appendln("|Key|Default Value|Description");
 		builder.appendln();

buildSrc/src/test/java/org/springframework/boot/build/context/properties/ConfigurationTableTests.java

@@ -38,7 +38,7 @@ public class ConfigurationTableTests {
 				"This is another description.", false);
 		table.addEntry(new SingleConfigurationTableEntry(first));
 		table.addEntry(new SingleConfigurationTableEntry(second));
-		assertThat(table.toAsciidocTable()).isEqualTo("[cols=\"1,1,2\", options=\"header\"]" + NEWLINE + "|==="
+		assertThat(table.toAsciidocTable()).isEqualTo("[cols=\"2,1,1\", options=\"header\"]" + NEWLINE + "|==="
 				+ NEWLINE + "|Key|Default Value|Description" + NEWLINE + NEWLINE
 				+ "|[[spring.test.other]]<<spring.test.other,`+spring.test.other+`>>" + NEWLINE + "|`+other value+`"
 				+ NEWLINE + "|+++This is another description.+++" + NEWLINE + NEWLINE