Makefile: fix build_tags update (cosmos#8725)

Previously, we set build_tags before updating the options for DB backend.
This does't work with BadgerDB - it BUILD_TAGS which must be included in build_tags.

Co-authored-by: Federico Kunze <[email protected]>
Co-authored-by: mergify[bot] <37929162+mergify[bot]@users.noreply.github.com>

Makefile

@@ -45,8 +45,6 @@ endif
 ifeq (cleveldb,$(findstring cleveldb,$(COSMOS_BUILD_OPTIONS)))
   build_tags += gcc
 endif
-build_tags += $(BUILD_TAGS)
-build_tags := $(strip $(build_tags))
 
 whitespace :=
 whitespace += $(whitespace)
@@ -68,6 +66,7 @@ ifeq (cleveldb,$(findstring cleveldb,$(COSMOS_BUILD_OPTIONS)))
 endif
 ifeq (badgerdb,$(findstring badgerdb,$(COSMOS_BUILD_OPTIONS)))
   ldflags += -X github.com/cosmos/cosmos-sdk/types.DBBackend=badgerdb
+  BUILD_TAGS += badgerdb
 endif
 # handle rocksdb
 ifeq (rocksdb,$(findstring rocksdb,$(COSMOS_BUILD_OPTIONS)))
@@ -87,6 +86,9 @@ endif
 ldflags += $(LDFLAGS)
 ldflags := $(strip $(ldflags))
 
+build_tags += $(BUILD_TAGS)
+build_tags := $(strip $(build_tags))
+
 BUILD_FLAGS := -tags "$(build_tags)" -ldflags '$(ldflags)'
 # check for nostrip option
 ifeq (,$(findstring nostrip,$(COSMOS_BUILD_OPTIONS)))