Refactored PI-ECMP app to use action profiles of basic.p4

Also removed obsolete ecmp.p4-related code.

Change-Id: Idaca90becfff5fc312de2530bf7924ccd502e076
diff --git a/pipelines/basic/src/main/resources/Makefile b/pipelines/basic/src/main/resources/Makefile
index f695e02..2348ba6 100644
--- a/pipelines/basic/src/main/resources/Makefile
+++ b/pipelines/basic/src/main/resources/Makefile
@@ -1,14 +1,10 @@
-all: basic ecmp
+all: basic
 
 basic: basic.p4
 	p4c-bm2-ss -o p4c-out/bmv2/basic.json \
 		--p4runtime-file p4c-out/bmv2/basic.p4info \
 		--p4runtime-format text basic.p4
 
-ecmp: ecmp.p4
-	p4c-bm2-ss -o p4c-out/bmv2/ecmp.json \
-		--p4runtime-file p4c-out/bmv2/ecmp.p4info \
-		--p4runtime-format text ecmp.p4
 clean:
 	rm -rf p4c-out/bmv2/*.json
-	rm -rf p4c-out/bmv2/*.p4info
\ No newline at end of file
+	rm -rf p4c-out/bmv2/*.p4info