Fix formatting of 'Deploying git tracked subfolder' alternative

Author: hemanth

docs/submodules-and-subtrees.md

@@ -20,181 +20,7 @@ git subtree push --prefix subfolder_name origin gh-pages
 ```
 **Alternatives:**
 ```sh
-g
-```
-```sh
-i
-```
-```sh
-t
-```
-```sh
- 
-```
-```sh
-s
-```
-```sh
-u
-```
-```sh
-b
-```
-```sh
-t
-```
-```sh
-r
-```
-```sh
-e
-```
-```sh
-e
-```
-```sh
- 
-```
-```sh
-p
-```
-```sh
-u
-```
-```sh
-s
-```
-```sh
-h
-```
-```sh
- 
-```
-```sh
--
-```
-```sh
--
-```
-```sh
-p
-```
-```sh
-r
-```
-```sh
-e
-```
-```sh
-f
-```
-```sh
-i
-```
-```sh
-x
-```
-```sh
- 
-```
-```sh
-s
-```
-```sh
-u
-```
-```sh
-b
-```
-```sh
-f
-```
-```sh
-o
-```
-```sh
-l
-```
-```sh
-d
-```
-```sh
-e
-```
-```sh
-r
-```
-```sh
-_
-```
-```sh
-n
-```
-```sh
-a
-```
-```sh
-m
-```
-```sh
-e
-```
-```sh
- 
-```
-```sh
-o
-```
-```sh
-r
-```
-```sh
-i
-```
-```sh
-g
-```
-```sh
-i
-```
-```sh
-n
-```
-```sh
- 
-```
-```sh
-b
-```
-```sh
-r
-```
-```sh
-a
-```
-```sh
-n
-```
-```sh
-c
-```
-```sh
-h
-```
-```sh
-_
-```
-```sh
-n
-```
-```sh
-a
-```
-```sh
-m
-```
-```sh
-e
+git subtree push --prefix subfolder_name origin branch_name
 ```
 
 ---

tips.json

@@ -441,7 +441,9 @@
     {
         "title": "Deploying git tracked subfolder to gh-pages",
         "tip": "git subtree push --prefix subfolder_name origin gh-pages",
-        "alternatives": "git subtree push --prefix subfolder_name origin branch_name",
+        "alternatives": [
+            "git subtree push --prefix subfolder_name origin branch_name"
+        ],
         "category": "Submodules and Subtrees"
     },
     {