Add missing API Guardian annotations on new code

Author: ascopes

java-compiler-testing/src/main/java/io/github/ascopes/jct/assertions/JctCompilationAssert.java

@@ -275,11 +275,11 @@ public OutputContainerGroupAssert classOutput() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public PackageContainerGroupAssert classOutputPackages() {
     return outputGroup(StandardLocation.CLASS_OUTPUT).packages();
   }
 
-
   /**
    * Get assertions on the path containing class module outputs, if it exists.
    *
@@ -289,6 +289,7 @@ public PackageContainerGroupAssert classOutputPackages() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public ModuleContainerGroupAssert classOutputModules() {
     return outputGroup(StandardLocation.CLASS_OUTPUT).modules();
   }
@@ -318,6 +319,7 @@ public OutputContainerGroupAssert sourceOutput() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public PackageContainerGroupAssert sourceOutputPackages() {
     return outputGroup(StandardLocation.SOURCE_OUTPUT).packages();
   }
@@ -331,6 +333,7 @@ public PackageContainerGroupAssert sourceOutputPackages() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public ModuleContainerGroupAssert sourceOutputModules() {
     return outputGroup(StandardLocation.SOURCE_OUTPUT).modules();
   }
@@ -378,6 +381,7 @@ public PackageContainerGroupAssert classPath() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public PackageContainerGroupAssert classPathPackages() {
     return packageGroup(StandardLocation.CLASS_PATH);
   }
@@ -407,6 +411,7 @@ public PackageContainerGroupAssert sourcePath() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public PackageContainerGroupAssert sourcePathPackages() {
     return packageGroup(StandardLocation.SOURCE_PATH);
   }
@@ -436,6 +441,7 @@ public ModuleContainerGroupAssert moduleSourcePath() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public ModuleContainerGroupAssert moduleSourcePathModules() {
     return moduleGroup(StandardLocation.MODULE_SOURCE_PATH);
   }
@@ -465,6 +471,7 @@ public ModuleContainerGroupAssert modulePath() {
    * @throws AssertionError if the compilation was null, or no group for the location
    *                        was found.
    */
+  @API(since = "0.6.4", status = Status.STABLE)
   public ModuleContainerGroupAssert modulePathModules() {
     return moduleGroup(StandardLocation.MODULE_PATH);
   }