docs(issues): use larger headings (from level 4 to level 3)

Author: myii

.github/ISSUE_TEMPLATE/bug_report.md

@@ -14,46 +14,46 @@ Notes:
 3. Please direct questions to the [`#formulas` channel on Slack](https://saltstackcommunity.slack.com/messages/C7LG8SV54/), which is bridged to `#saltstack-formulas` on Freenode.
 -->
 
-#### Describe the bug
+### Describe the bug
 <!-- A clear and concise description of what the bug is. -->
 
 
 
-#### Setup
+### Setup
 <!-- Provide links to the SLS files and/or relevant configs (be sure to remove sensitive info). -->
 
 
 
-#### Steps to reproduce the bug
+### Steps to reproduce the bug
 <!-- Include debug logs if possible and relevant, e.g. using `salt-minion -l debug`. -->
 <!-- Alternatively, linking to Kitchen debug logs is useful, e.g. via. Travis CI. -->
 <!-- Most useful is providing a failing InSpec test, which can be used to verify any proposed fix. -->
 
 
 
-#### Expected behaviour
+### Expected behaviour
 <!-- A clear and concise description of what you expected to happen. -->
 
 
 
-#### Formula commit hash / release tag
+### Formula commit hash / release tag
 <!-- Please specify the formula's commit hash and/or release tag that you are using. -->
 
 
 
-#### Versions report
+### Versions report
 <!-- Provided by running `salt --versions-report`. Please also mention any differences in master/minion versions. -->
 
 
 
-#### Additional context
+### Additional context
 <!-- Add any other context about the problem here. -->
 
 
 
 ---
 
-#### Optional: How can this template be improved?
+### Optional: How can this template be improved?
 <!-- Feel free to suggest how this template can be improved. -->
 
 

.github/ISSUE_TEMPLATE/feature_request.md

@@ -14,29 +14,29 @@ Notes:
 3. Please direct questions to the [`#formulas` channel on Slack](https://saltstackcommunity.slack.com/messages/C7LG8SV54/), which is bridged to `#saltstack-formulas` on Freenode.
 -->
 
-#### Is your feature request related to a problem?
+### Is your feature request related to a problem?
 <!-- A clear and concise description of what the problem is. -->
 
 
 
-#### Describe the solution you'd like
+### Describe the solution you'd like
 <!-- A clear and concise description of what you want to happen. -->
 
 
 
-#### Describe alternatives you've considered
+### Describe alternatives you've considered
 <!-- Describe any alternative solutions or features you've considered. -->
 
 
 
-#### Additional context
+### Additional context
 <!-- Add any other context about the feature request here. -->
 
 
 
 ---
 
-#### Optional: How can this template be improved?
+### Optional: How can this template be improved?
 <!-- Feel free to suggest how this template can be improved. -->