fix: Correct capitalization of 'GitHub' in documentation for consistency

Author: MariusStorhaug

.specify/templates/plan-template.md

@@ -8,7 +8,7 @@
 1. Load feature spec from Input path
    → If not found: ERROR "No feature spec at {path}"
 2. Fill Technical Context (scan for NEEDS CLARIFICATION)
-   → Detect Project Type from file system structure or context (web=frontend+backend, mobile=app+api)
+   → Detect Project Type from file system structure or context (web=frontend+backend, mobile=app+API)
    → Set Structure Decision based on project type
 3. Fill the Constitution Check section based on the content of the constitution document.
 4. Evaluate Constitution Check section below

specs/001-building-on-this/spec.md

@@ -3,7 +3,7 @@
 **Feature Branch**: `001-building-on-this`
 **Created**: October 1, 2025
 **Status**: Draft
-**Input**: User description: "Building on this branch, we want to add a local github action (composite) to run the BeforeAll and AfterAll
+**Input**: User description: "Building on this branch, we want to add a local GitHub action (composite) to run the BeforeAll and AfterAll
 scripts and call this from the workflows ci.yml and workflow (via Test-ModuleLocal)."
 
 ## Execution Flow (main)