MLBEDSW-8064: Update Markdown URLs

Markdown's git reporitory has moved to different location.

Change-Id: Iae401c1d283d937347cbce546836470647333201
Signed-off-by: Johan Gunnarsson <johan.gunnarsson@arm.com>
diff --git a/SUPPORTED_OPS.md b/SUPPORTED_OPS.md
index 0d60c67..e22da32 100644
--- a/SUPPORTED_OPS.md
+++ b/SUPPORTED_OPS.md
@@ -22,7 +22,7 @@
 Vela version: `3.9.1.dev7+g3a3f35e.d20230912`
 
 This file complies with
-[**Gitiles Markdown syntax**](https://github.com/google/gitiles/blob/master/Documentation/markdown.md)
+[**Gitiles Markdown syntax**](https://gerrit.googlesource.com/gitiles/+/HEAD/Documentation/markdown.md)
 
 Summary table of constraints for:
 - [TFLite](#tflite-summary-table)
diff --git a/ethosu/vela/vela.py b/ethosu/vela/vela.py
index 078f4a4..b8807b8 100644
--- a/ethosu/vela/vela.py
+++ b/ethosu/vela/vela.py
@@ -218,7 +218,7 @@
         f"Vela version: `{__version__}`",
         "",
         "This file complies with",
-        "[**Gitiles Markdown syntax**](https://github.com/google/gitiles/blob/master/Documentation/markdown.md)",
+        "[**Gitiles Markdown syntax**](https://gerrit.googlesource.com/gitiles/+/HEAD/Documentation/markdown.md)",
         "",
         "Summary table of constraints for:",
     ]