Update GitHub issue templates

.github/ISSUE_TEMPLATE/feature_request.yml

@@ -20,7 +20,6 @@ body:
       label: Use Cases
       description: |
         In order to properly evaluate a feature request, it is necessary to understand the use cases for it. Please describe the usability problem you are having. Please keep this section focused on the problem and not on the suggested solution.
-      placeholder: ""
     validations:
       required: true
 
@@ -32,7 +31,6 @@ body:
         If you have an idea for a way to address the problem, please describe it below.
         
         In this section, it's helpful to include specific examples of how what you are suggesting might look in the application. If this is a standard feature in some other keyboards, you may want to mention it here and attach screenshots if applicable.
-      placeholder: ""
     validations:
       required: false
 
@@ -45,7 +43,6 @@ body:
         ```
           - #10
         ```
-      placeholder: ""
     validations:
       required: false
 

.github/ISSUE_TEMPLATE/keyboard_layout.yml

@@ -43,7 +43,6 @@ body:
     attributes:
       label: Complexity
       description: Does this language or layout require any complex input logic (e.g. Pinyin input method, Hangul character combiner) that does not already exist in the existing keyboard layouts? If so, please link to any open-source libraries or code that you're aware of for input in this language that may serve as a useful reference.
-      placeholder: ""
     validations:
       required: false