update gogs to v0.7.19

Dockerfile

@@ -1,4 +1,4 @@
-FROM cloudron/base:0.6.0
+FROM cloudron/base:0.8.0
 
 RUN apt-get update && \
     apt-get install -y openssh-server && \
@@ -15,7 +15,7 @@ RUN mkdir -p ${GOPATH}/src/github.com/gogits && \
     cd ${GOPATH}/src/github.com/gogits && \
     git clone https://github.com/gogits/gogs.git && \
     cd gogs && \
-    git reset --hard 1c2dbd7183f12eff0be33c7a8d1cf0753dd42324 && \
+    git reset --hard v0.7.19 && \
     go get ./... && \
     go build && \
     go install && \