docs: fixes for yaml frontmatter (#1851)

Co-authored-by: Subhrodip Mohanta <hello@subho.xyz>

data-bus/README.md

@@ -3,7 +3,6 @@ layout: pattern
 title: Data Bus
 folder: data-bus
 permalink: /patterns/data-bus/
-
 categories: Architectural
 language: en
 tags:

filterer/README.md

@@ -3,10 +3,8 @@ layout: pattern
 title: Filterer
 folder: filterer
 permalink: /patterns/filterer/
-description: Design pattern that helps container-like objects to return filtered version of themselves.# short meta description that shows in Google search results
 language: en
-categories:
+categories: Functional
- - Functional
 tags:
  - Extensibility
 ---

lockable-object/README.md

@@ -3,6 +3,7 @@ layout: pattern
 title: Lockable Object
 folder: lockable-object
 permalink: /patterns/lockable-object/
+language: en
 categories: Concurrency
 tags:
 - Performance

presentation/README.md

@@ -8,6 +8,7 @@ language: en
 tags:
  - Decoupling
 ---
+
 ## Also known as
 Application Model
 

table-module/README.md

@@ -4,9 +4,11 @@ title: Table Module
 folder: table-module
 permalink: /patterns/table-module/
 categories: Structural
+language: en
 tags:
  - Data access
 ---
+
 ## Intent
 Table Module organizes domain logic with one class per table in the database, and a single instance of a class contains the various procedures that will act on the data.
 

unit-of-work/README.md

@@ -3,7 +3,6 @@ layout: pattern
 title: Unit Of Work
 folder: unit-of-work
 permalink: /patterns/unit-of-work/
-
 categories: Architectural
 language: en
 tags:

version-number/README.md

@@ -1,10 +1,8 @@
 ---
 layout: pattern
 title: Version Number
-folder: versionnumber
+folder: version-number
-permalink: /patterns/versionnumber/
+permalink: /patterns/version-number/
-description: Entity versioning with version number
-
 categories: Concurrency
 language: en
 tags: