Remove conditional running of checklast during checkapi

Since the metalava invocations have been merged into a single one,
and checkapi already requires the other timestamp, this has no effect.

Bug: 151160048
Test: m checkapi
Change-Id: I560058f0f4cdeaedaf247cd35119da2cf0b86ea0
diff --git a/java/androidmk.go b/java/androidmk.go
index 6747b30..5e3b7d2 100644
--- a/java/androidmk.go
+++ b/java/androidmk.go
@@ -512,14 +512,12 @@
 					fmt.Fprintln(w, ddoc.Name()+"-check-last-released-api:",
 						ddoc.checkLastReleasedApiTimestamp.String())
 
-					if ddoc.Name() == "api-stubs-docs" || ddoc.Name() == "system-api-stubs-docs" {
-						fmt.Fprintln(w, ".PHONY: checkapi")
-						fmt.Fprintln(w, "checkapi:",
-							ddoc.checkLastReleasedApiTimestamp.String())
+					fmt.Fprintln(w, ".PHONY: checkapi")
+					fmt.Fprintln(w, "checkapi:",
+						ddoc.checkLastReleasedApiTimestamp.String())
 
-						fmt.Fprintln(w, ".PHONY: droidcore")
-						fmt.Fprintln(w, "droidcore: checkapi")
-					}
+					fmt.Fprintln(w, ".PHONY: droidcore")
+					fmt.Fprintln(w, "droidcore: checkapi")
 				}
 			},
 		},