Fix list typography

Capitalize with no ending dot list items without a verb

wiki/src/support.mdwn

@@ -6,10 +6,10 @@ Search the documentation
 Read the [[official documentation|doc]] to learn more about how Tails
 works and maybe start answering your questions. It contains:
 
-  - general information about what Tails is,
-  - information to understand how it can help you and what its limitations are,
-  - how-tos on getting Tails to work,
-  - guides covering typical uses of Tails.
+  - General information about what Tails is
+  - Information to understand how it can help you and what its limitations are
+  - How-tos on getting Tails to work
+  - Guides covering typical uses of Tails
 
 [[Visit Tails documentation|doc]]
 
@@ -25,9 +25,9 @@ Check if the problem is already known
 
 You can have a look at:
 
-  - the [[list of known issues|support/known_issues]]
-  - the [[list of things to do|todo]]
-  - the [list of things that will be in the next release](https://labs.riseup.net/code/projects/tails/issues?query_id=111)
+  - The [[list of known issues|support/known_issues]]
+  - The [[list of things to do|todo]]
+  - The [list of things that will be in the next release](https://labs.riseup.net/code/projects/tails/issues?query_id=111)
 
 <div id="page-found_a_problem">