Remove trailing '/' from find command

Makefile

@@ -33,7 +33,7 @@ ensure: .ensure.phony go.ensure $(SUB_PROJECTS:%=%_ensure)
 	@touch .ensure.phony
 
 .PHONY: build-proto
-PROTO_FILES := $(sort $(shell find proto/ -type f -name '*.proto') proto/generate.sh proto/build-container/Dockerfile $(wildcard proto/build-container/scripts/*))
+PROTO_FILES := $(sort $(shell find proto -type f -name '*.proto') proto/generate.sh proto/build-container/Dockerfile $(wildcard proto/build-container/scripts/*))
 PROTO_CKSUM = cksum ${PROTO_FILES} | sort
 build-proto:
 	@printf "Protobuffer interfaces are ....... "

proto/.checksum.txt

@@ -1,17 +1,17 @@
-1325776472 11014 proto//pulumi/resource.proto
-1405145341 1741 proto//pulumi/alias.proto
-1451439690 19667 proto//pulumi/provider.proto
-1574098198 4061 proto//google/protobuf/status.proto
+1325776472 11014 proto/pulumi/resource.proto
+1405145341 1741 proto/pulumi/alias.proto
+1451439690 19667 proto/pulumi/provider.proto
+1574098198 4061 proto/google/protobuf/status.proto
 1829186103 1047 proto/build-container/scripts/install-python.sh
-1949619858 9233 proto//pulumi/analyzer.proto
+1949619858 9233 proto/pulumi/analyzer.proto
 2003827277 549 proto/build-container/scripts/install-packages.sh
 2099022623 1282 proto/build-container/scripts/utils.sh
 2624416732 5776 proto/generate.sh
-2700626499 1743 proto//pulumi/plugin.proto
+2700626499 1743 proto/pulumi/plugin.proto
 283055245 2069 proto/build-container/Dockerfile
-2889436496 3240 proto//pulumi/engine.proto
+2889436496 3240 proto/pulumi/engine.proto
 3003861496 625 proto/build-container/scripts/install-go.sh
-3300935796 5024 proto//pulumi/language.proto
-3421371250 793 proto//pulumi/errors.proto
+3300935796 5024 proto/pulumi/language.proto
+3421371250 793 proto/pulumi/errors.proto
 3888622976 1701 proto/build-container/scripts/install-protobuf-tools.sh
 853251015 873 proto/build-container/scripts/install-node.sh