Run CI on self hosted runner (#1094)

* Run CI on self hosted runner

* remove max parallel

Author: jkaflik

.github/workflows/run-tests-head.yml

@@ -9,10 +9,9 @@ on:
 
 jobs:
   test-ch-head:
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, style-checker]
     strategy:
-      fail-fast: true
-      max-parallel: 1
+      fail-fast: truek
       matrix:
         go:
           - "1.20"

.github/workflows/run-tests.yml

@@ -14,10 +14,9 @@ on:
 
 jobs:
   single-node:
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, style-checker]
     strategy:
       fail-fast: true
-      max-parallel: 1
       matrix:
         go:
           - "1.20"
@@ -43,12 +42,11 @@ jobs:
 
   integration-tests-cloud:
     if: ${{ false }}  # disabled for now
-    runs-on: ubuntu-latest
+    runs-on: [self-hosted, style-checker]
     defaults:
       run:
         shell: bash
     strategy:
-      max-parallel: 1
       fail-fast: true
       matrix:
         go: