Add Kenneth to the WATCHLISTS entry for Compute Pressure

Bug: none
Change-Id: Ib8111f8b823320b27951725456c58481d59ff1b9
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/4382810
Commit-Queue: Arnaud Mandy <arnaud.mandy@intel.com>
Reviewed-by: Raphael Kubo Da Costa <raphael.kubo.da.costa@intel.com>
Cr-Commit-Position: refs/heads/main@{#1124065}

WATCHLISTS

@@ -2615,7 +2615,8 @@
     'compositor_animator': ['mdjones+watch@chromium.org'],
     'compute_pressure': ['raphael.kubo.da.costa@intel.com',
                          'arnaud.mandy@intel.com',
-                         'wei4.wang@intel.com'],
+                         'wei4.wang@intel.com',
+                         'kenneth.r.christiansen@intel.com'],
     'content_bluetooth': ['mattreynolds+watch@chromium.org'],
     'content_index': ['rayankans+watch@chromium.org'],
     'content_loader': ['loading-reviews@chromium.org'],