[modular] Mark GetComponentContext() methods on ModuleContext & AgentContext as deprecated.

MF-115 #comment [modular] Mark GetComponentContext() methods as deprecated.
TEST=none

Change-Id: I9582a0597058229f074bfbfe8b69d2f5c7ee2cb1
diff --git a/public/fidl/fuchsia.modular/agent/agent_context.fidl b/public/fidl/fuchsia.modular/agent/agent_context.fidl
index 8e02a7e..77330b0 100644
--- a/public/fidl/fuchsia.modular/agent/agent_context.fidl
+++ b/public/fidl/fuchsia.modular/agent/agent_context.fidl
@@ -13,7 +13,8 @@
 /// MessageQueue.
 [Discoverable]
 interface AgentContext {
-    /// Connects to the ComponentContext which this AgentContext is a part of.
+    /// DEPRECATED: ComponentContext is now available in the
+    /// namespace/environment for Modules.
     1: GetComponentContext(request<ComponentContext> request);
 
     /// The auth token provider this Agent may use for accessing external services.
diff --git a/public/fidl/fuchsia.modular/module/module_context.fidl b/public/fidl/fuchsia.modular/module/module_context.fidl
index 42a4ba3..933dd15 100644
--- a/public/fidl/fuchsia.modular/module/module_context.fidl
+++ b/public/fidl/fuchsia.modular/module/module_context.fidl
@@ -61,9 +61,8 @@
                              vector<ContainerRelationEntry> relationships,
                              vector<ContainerNode> nodes);
 
-    /// Gets the ComponentContext instance associated with this Module instance.
-    /// This ComponentContext instance is unique to this particular Module
-    /// instance.
+    /// DEPRECATED: ComponentContext is now available in the
+    /// namespace/environment for Modules.
     7: GetComponentContext(request<ComponentContext> request);
 
     /// Gets the id for this story which may be used to create a suggestion