update runner labels to use runner name (#2492)

Author: dlaguerta

.github/workflows/acceptance_tests_aks.yaml

@@ -38,7 +38,7 @@ env:
 
 jobs:
   acceptance_tests_aks:
-    runs-on: [custom, linux, medium]
+    runs-on: custom-linux-medium
     steps:
       - name: Checkout repository
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4

.github/workflows/acceptance_tests_eks.yaml

@@ -43,7 +43,7 @@ env:
 
 jobs:
   acceptance_tests_eks:
-    runs-on: [custom, linux, medium]
+    runs-on: custom-linux-medium
     steps:
       - name: Checkout repository
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4

.github/workflows/acceptance_tests_gke.yaml

@@ -44,7 +44,7 @@ env:
 
 jobs:
   acceptance_tests_gke:
-    runs-on: [custom, linux, medium]
+    runs-on: custom-linux-medium
     steps:
       - name: Checkout repository
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4

.github/workflows/acceptance_tests_kind.yaml

@@ -32,7 +32,7 @@ env:
 
 jobs:
   acceptance_tests_kind:
-    runs-on: [custom, linux, medium]
+    runs-on: custom-linux-medium
     steps:
       - name: Checkout repository
         uses: actions/checkout@0ad4b8fadaa221de15dcec353f45205ec38ea70b # v4.1.4