task_profiles: add ServicePerformance to legacy device policy

Since we are adding SCHED_SP_SYSTEM into framework, the policy is needed
on older releases as well.

Bug: 201428466
Test: Build
Signed-off-by: Wei Wang <wvw@google.com>
Change-Id: I0784820bfec84fd8ef98f2feb2caee084d0a14a2
Merged-In: I0784820bfec84fd8ef98f2feb2caee084d0a14a2

libprocessgroup/profiles/task_profiles_28.json

@@ -39,6 +39,19 @@
         }
       ]
     },
+    {
+      "Name": "ServicePerformance",
+      "Actions": [
+        {
+          "Name": "JoinCgroup",
+          "Params":
+          {
+            "Controller": "schedtune",
+            "Path": "background"
+          }
+        }
+      ]
+    },
     {
       "Name": "HighPerformance",
       "Actions": [

libprocessgroup/profiles/task_profiles_29.json

@@ -52,6 +52,19 @@
         }
       ]
     },
+    {
+      "Name": "ServicePerformance",
+      "Actions": [
+        {
+          "Name": "JoinCgroup",
+          "Params":
+          {
+            "Controller": "schedtune",
+            "Path": "background"
+          }
+        }
+      ]
+    },
     {
       "Name": "MaxPerformance",
       "Actions": [

libprocessgroup/profiles/task_profiles_30.json

@@ -39,6 +39,19 @@
         }
       ]
     },
+    {
+      "Name": "ServicePerformance",
+      "Actions": [
+        {
+          "Name": "JoinCgroup",
+          "Params":
+          {
+            "Controller": "schedtune",
+            "Path": "background"
+          }
+        }
+      ]
+    },
     {
       "Name": "HighPerformance",
       "Actions": [