build: Disable parallel builds entirely

.drone.yml

@@ -21,8 +21,8 @@ steps:
   - yamllint --version
 
 - name: Linting
-  depends_on:
+  # depends_on:
-  - Debugging information
+  # - Debugging information
   image: bv11-cr01.bessems.eu/library/packer-extended
   pull: always
   commands:
@@ -33,8 +33,8 @@ steps:
       scripts
 
 - name: Install Ansible Galaxy collections
-  depends_on:
+  # depends_on:
-  - Linting
+  # - Linting
   image: bv11-cr01.bessems.eu/library/packer-extended
   pull: always
   commands:
@@ -47,8 +47,8 @@ steps:
     path: /scratch
 
 - name: Kubernetes Bootstrap Appliance
-  depends_on:
+  # depends_on:
-  - Install Ansible Galaxy collections
+  # - Install Ansible Galaxy collections
   image: bv11-cr01.bessems.eu/library/packer-extended
   pull: always
   commands:
@@ -106,8 +106,8 @@ steps:
     path: /scratch
 
 - name: Kubernetes Upgrade Appliance
-  depends_on:
+  # depends_on:
-  - Install Ansible Galaxy collections
+  # - Install Ansible Galaxy collections
   image: bv11-cr01.bessems.eu/library/packer-extended
   pull: alwaysquery(
   commands:
@@ -165,9 +165,9 @@ steps:
     path: /scratch
 
 - name: Remove temporary resources
-  depends_on:
+  # depends_on:
-  - Kubernetes Bootstrap Appliance
+  # - Kubernetes Bootstrap Appliance
-  - Kubernetes Upgrade Appliance
+  # - Kubernetes Upgrade Appliance
   image: bv11-cr01.bessems.eu/library/packer-extended
   commands:
   - |