chore: Make push CI to be triggered for main branch only (#3474)

Author: comphead

.github/workflows/iceberg_spark_test.yml

@@ -23,6 +23,8 @@ concurrency:
 
 on:
   push:
+    branches:
+      - main
     paths-ignore:
       - "doc/**"
       - "docs/**"

.github/workflows/miri.yml

@@ -19,6 +19,8 @@ name: Run Miri Safety Checks
 
 on:
   push:
+    branches:
+      - main
     paths-ignore:
       - "doc/**"
       - "docs/**"

.github/workflows/pr_benchmark_check.yml

@@ -26,6 +26,8 @@ concurrency:
 
 on:
   push:
+    branches:
+      - main
     paths:
       - "native/core/benches/**"
       - "native/spark-expr/benches/**"

.github/workflows/pr_build_linux.yml

@@ -23,6 +23,8 @@ concurrency:
 
 on:
   push:
+    branches:
+      - main
     paths-ignore:
       - "doc/**"
       - "docs/**"

.github/workflows/pr_build_macos.yml

@@ -23,6 +23,8 @@ concurrency:
 
 on:
   push:
+    branches:
+      - main
     paths-ignore:
       - "doc/**"
       - "docs/**"

.github/workflows/spark_sql_test.yml

@@ -23,6 +23,8 @@ concurrency:
 
 on:
   push:
+    branches:
+      - main
     paths-ignore:
       - "doc/**"
       - "docs/**"