Fix CI error

.gitlab-ci.yml

@@ -4,7 +4,7 @@ variables:
 build site:
   stage: build
   before_script:
-    - apk --no-cache add ca-certificates wget
+    - apk --no-cache add ca-certificates wget openssh-client
     - update-ca-certificates
     - wget https://github.com/gohugoio/hugo/releases/download/v0.49.2/hugo_0.49.2_Linux-64bit.tar.gz
     - tar xf hugo_0.49.2_Linux-64bit.tar.gz -C /usr/local/bin

.gitmodules

@@ -1,3 +1,3 @@
 [submodule "themes/tango"]
 	path = themes/tango
-	url = ssh://git@lab.wtfteam.pro:2222/fat0troll/hugo-tango-theme.git
+	url = ../hugo-tango-theme.git