ICU-22291 doc automate "Test samples (C) on Linux"

Just realize the task is already automated in
.github/workflows/icu_ci.yml
as "icu4c-test-samples:" but we should document that.

diff --git a/docs/processes/release/tasks/healthy-code.md b/docs/processes/release/tasks/healthy-code.md
index dfb4a8b9a4434e2ef781e8a2513897ccf50645ef..ce79ad17becb56c9e521652a2b01fd46ce3bf484 100644 (file)
--- a/docs/processes/release/tasks/healthy-code.md
+++ b/docs/processes/release/tasks/healthy-code.md
@@ -497,6 +497,7 @@ script for each configuration, and ensure that they are successful.
 ### Linux /Unix build and test
 To build and test ICU4C samples:
 
+This test is performed automatically by a GitHub Action for each pull request. 
 * In icu4c/source, run the configuration "./runConfigure Linux" (or appropriate system)
 * Build and install ICU4C.
 * Set PATH to include the bin directory of the installed ICU4c.