Fix github issue template

Ulysses Souza · Ulysses Souza · commit 54fd97b2a876 · 2019-08-19T18:48:35.000+02:00
Refer to `docker-app` as a plugin (`docker app`)

Signed-off-by: Ulysses Souza &lt;ulysses.souza@docker.com&gt;
diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
@@ -55,7 +55,7 @@ Briefly describe the problem you are having in a few paragraphs.
 (paste your output here)
 ```
 
-**Output of `docker-app version`:**
+**Output of `docker app version`:**
 
 ```
 (paste your output here)
