Merge pull request #3246 from obsidian-tasks-group/create-pull-request/update-docs-markdown

docs: Update snippets and examples in markdown

Author: claremacrae

docs/Queries/Explaining Queries.md

@@ -268,7 +268,7 @@ Explanation of this Tasks code block query:
   filename includes file path.md
 
   description includes Some Cryptic String {{! Inline comments are removed before search }} =>
-  description includes Some Cryptic String 
+  description includes Some Cryptic String
 
   No grouping instructions supplied.
 

docs/Scripting/Placeholders.md

@@ -56,7 +56,7 @@ Explanation of this Tasks code block query:
   filename includes file path.md
 
   description includes Some Cryptic String {{! Inline comments are removed before search }} =>
-  description includes Some Cryptic String 
+  description includes Some Cryptic String
 
   No grouping instructions supplied.