tweak settings for PR checks to have capacity

molecule/default/templates/awx_cr_molecule.yml.j2

@@ -25,3 +25,9 @@ spec:
     requests:
       cpu: 200m
       memory: 64M
+  extra_settings:
+      - setting: SYSTEM_TASK_FORKS_CPU
+        value: 1
+
+      - setting: SYSTEM_TASK_FORKS_MEM
+        value: 1

roles/installer/templates/config.yaml.j2

@@ -34,13 +34,13 @@ data:
 
     # Set memory available based off of resource request/limit for the task pod
     memory_limit = '{{ task_resource_requirements["limits"]["memory"] if "limits" in task_resource_requirements and "memory" in task_resource_requirements["limits"] }}'
-    if memory_limit:
-        SYSTEM_TASK_ABS_MEM = memory_limit
+    memory_request = '{{ task_resource_requirements["requests"]["memory"] if "requests" in task_resource_requirements and "memory" in task_resource_requirements["requests"] }}'
+    SYSTEM_TASK_ABS_MEM = memory_limit if memory_limit else memory_request
 
     # Set cpu available based off of resource request/limit for the task pod
     cpu_limit = '{{ task_resource_requirements["limits"]["cpu"] if "limits" in task_resource_requirements and "cpu" in task_resource_requirements["limits"] }}'
-    if cpu_limit:
-        SYSTEM_TASK_ABS_CPU = cpu_limit
+    cpu_request = '{{ task_resource_requirements["requests"]["cpu"] if "requests" in task_resource_requirements and "cpu" in task_resource_requirements["requests"] }}'
+    SYSTEM_TASK_ABS_CPU = cpu_limit if cpu_limit else cpu_request
 
     SECRET_KEY = get_secret()