Lava: Update LAVA to use tf.validation.l.o instead of v.l.o since MPS
boards have been moved over.

Change-Id: I2bfb65e3160757bf150b7c570f7afdbb60fa4203
diff --git a/tf-m-build-test-nightly.yaml b/tf-m-build-test-nightly.yaml
index 706d8e1..cd07b13 100644
--- a/tf-m-build-test-nightly.yaml
+++ b/tf-m-build-test-nightly.yaml
@@ -115,7 +115,7 @@
           default: 'mps2_an521_v3.0, mps2_an519_v3.0'
       - string:
           name: 'LAVA_URL'
-          default: 'https://validation.linaro.org'
+          default: 'https://tf.validation.linaro.org'
           description: 'URL of the LAVA instance.'
       - string:
           name: 'LAVA_CREDENTIAL_ID'
diff --git a/tf-m-build-test-review.yaml b/tf-m-build-test-review.yaml
index d0c1377..cb7799b 100644
--- a/tf-m-build-test-review.yaml
+++ b/tf-m-build-test-review.yaml
@@ -133,7 +133,7 @@
           default: 'mps2_an521_v3.0, mps2_an519_v3.0'
       - string:
           name: 'LAVA_URL'
-          default: 'https://validation.linaro.org'
+          default: 'https://tf.validation.linaro.org'
           description: 'URL of the LAVA instance.'
       - string:
           name: 'LAVA_CREDENTIAL_ID'