Fix typos

Closes gh-4806

spring-boot-actuator/src/main/java/org/springframework/boot/actuate/metrics/opentsdb/OpenTsdbGaugeWriter.java

@@ -80,7 +80,7 @@ public class OpenTsdbGaugeWriter implements GaugeWriter {
 	private OpenTsdbNamingStrategy namingStrategy = new DefaultOpenTsdbNamingStrategy();
 
 	/**
-	 * Creates a new {@code OpenTsdbGauageWriter} with the default connect (10 seconds)
+	 * Creates a new {@code OpenTsdbGaugeWriter} with the default connect (10 seconds)
 	 * and read (30 seconds) timeouts.
 	 */
 	public OpenTsdbGaugeWriter() {

spring-boot/src/main/java/org/springframework/boot/context/ConfigurationWarningsApplicationContextInitializer.java

@@ -133,10 +133,10 @@ public class ConfigurationWarningsApplicationContextInitializer
 		private static final Set<String> PROBLEM_PACKAGES;
 
 		static {
-			Set<String> pacakges = new HashSet<String>();
-			pacakges.add("org.springframework");
-			pacakges.add("org");
-			PROBLEM_PACKAGES = Collections.unmodifiableSet(pacakges);
+			Set<String> packages = new HashSet<String>();
+			packages.add("org.springframework");
+			packages.add("org");
+			PROBLEM_PACKAGES = Collections.unmodifiableSet(packages);
 		}
 
 		@Override