fix workflow files

Author: jsinglet

.github/workflows/run-codeql-unit-tests-cpp.yml

@@ -4,12 +4,13 @@ name: ⚙️ CodeQL - Run Unit Tests (cpp)
 on:
   push:
     branches:
-      - '**'
+      - 'main'
   pull_request:
     branches:
-      - '**'
+      - 'main'
   workflow_dispatch:
 
+
 jobs:
   create-unit-test-matrix:
     name: Create CodeQL Unit Test Matrix

.github/workflows/validate-codeql-queries-cpp.yml

@@ -3,12 +3,13 @@ name: ⚙️ CodeQL - Validate Queries (cpp)
 on:
   push:
     branches:
-      - '**'
+      - 'main'
   pull_request:
     branches:
-      - '**'
+      - 'main'
   workflow_dispatch:
 
+
 jobs:
   create-matrix:
     name: Create CodeQL Test Matrix