Enforce osusergo build tag for releases (#6862)

Makefile

@@ -325,7 +325,7 @@ release-windows:
 	@hash xgo > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
 		$(GO) get -u src.techknowlogick.com/xgo; \
 	fi
-	xgo -dest $(DIST)/binaries -tags 'netgo $(TAGS)' -ldflags '-linkmode external -extldflags "-static" $(LDFLAGS)' -targets 'windows/*' -out gitea-$(VERSION) .
+	xgo -dest $(DIST)/binaries -tags 'netgo osusergo $(TAGS)' -ldflags '-linkmode external -extldflags "-static" $(LDFLAGS)' -targets 'windows/*' -out gitea-$(VERSION) .
 ifeq ($(CI),drone)
 	cp /build/* $(DIST)/binaries
 endif
@@ -335,7 +335,7 @@ release-linux:
 	@hash xgo > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
 		$(GO) get -u src.techknowlogick.com/xgo; \
 	fi
-	xgo -dest $(DIST)/binaries -tags 'netgo $(TAGS)' -ldflags '-linkmode external -extldflags "-static" $(LDFLAGS)' -targets 'linux/*' -out gitea-$(VERSION) .
+	xgo -dest $(DIST)/binaries -tags 'netgo osusergo $(TAGS)' -ldflags '-linkmode external -extldflags "-static" $(LDFLAGS)' -targets 'linux/*' -out gitea-$(VERSION) .
 ifeq ($(CI),drone)
 	cp /build/* $(DIST)/binaries
 endif
@@ -345,7 +345,7 @@ release-darwin:
 	@hash xgo > /dev/null 2>&1; if [ $$? -ne 0 ]; then \
 		$(GO) get -u src.techknowlogick.com/xgo; \
 	fi
-	xgo -dest $(DIST)/binaries -tags 'netgo $(TAGS)' -ldflags '$(LDFLAGS)' -targets 'darwin/*' -out gitea-$(VERSION) .
+	xgo -dest $(DIST)/binaries -tags 'netgo osusergo $(TAGS)' -ldflags '$(LDFLAGS)' -targets 'darwin/*' -out gitea-$(VERSION) .
 ifeq ($(CI),drone)
 	cp /build/* $(DIST)/binaries
 endif