Add new rules to rule docs index

Author: Kapil Borle

RuleDocumentation/README.md

@@ -46,4 +46,7 @@
 |[UseSingularNouns](./UseSingularNouns.md) | Warning|
 |[UseStandardDSCFunctionsInResource](./UseStandardDSCFunctionsInResource.md) | Error |
 |[UseToExportFieldsInManifest](./UseToExportFieldsInManifest.md) | Warning|
-|[UseCompatibleCmdlets](./UseCompatibleCmdlets.md) | Warning|
+|[UseCompatibleCmdlets](./UseCompatibleCmdlets.md) | Warning|
+|[PlaceOpenBrace](./PlaceOpenBrace.md) | Warning|
+|[PlaceCloseBrace](./PlaceCloseBrace.md) | Warning|
+|[UseConsistentIndentation](./UseConsistentIndentation.md) | Warning|