[GHA] Akamai cache purging adoption for linux runner

.github/actions/akamai-purge-osx/action.yml

@@ -15,8 +15,7 @@ runs:
       shell: bash
       run: |
         echo -e "${EDGERC}" > ~/.edgerc
-        brew install go
-        brew install akamai
+        wget https://github.com/akamai/cli/releases/download/v1.5.6/akamai-v1.5.6-linuxamd64
         akamai install purge
     - name: Purge
       shell: bash
@@ -58,5 +57,4 @@ runs:
       run: |
         rm -f ~/.edgerc
         akamai uninstall purge
-        brew uninstall akamai
-        brew uninstall go
+        rm -f akamai-v1.5.6-linuxamd64

.github/workflows/akamai-clear-cache-s3-dir.yml

@@ -18,7 +18,7 @@ on:
 jobs:
 
   clear-cache-s3-dir:
-    runs-on: [self-hosted, macOS]
+    runs-on: [self-hosted]
     steps:
       - name: Cloudgate S3 Configuration
         uses: aws-actions/configure-aws-credentials@010d0da01d0b5a38af31e9c3470dbfdabdecca3a