Update core/deployment/src/main/java/io/quarkus/deployment/configurat…

…ion/BuildTimeConfigurationReader.java

Co-authored-by: Clement Escoffier <clement.escoffier@gmail.com>

core/deployment/src/main/java/io/quarkus/deployment/configuration/BuildTimeConfigurationReader.java

@@ -1124,7 +1124,7 @@ public Set<String> getPropertyNames() {
         /**
          * Use this Config instance to record the runtime default values. We cannot use the main Config
          * instance because it may record values coming from local development sources (Environment Variables,
-         * System Properties, etc.) in build time. Local config source values may be completely different between the
+         * System Properties, etc.) in at build time. Local config source values may be completely different between the
          * build environment and the runtime environment, so it doesn't make sense to record these.
          *
          * @return a new SmallRye instance without the EnvSources.