Fix typo in Dockerfile comment

Author: pavan203

Dockerfile

@@ -5,7 +5,7 @@ COPY pom.xml .
 COPY src ./src
 RUN mvn clean package -DskipTests
 
-# Stage 2: Run the application
+# Stage 2: Run the applicatin
 FROM eclipse-temurin:21-jre
 WORKDIR /app
 COPY --from=build /app/target/my-app-1.0-SNAPSHOT.jar app.jar