[SPARK-54329][INFRA] Use shorter prefix before build name

### What changes were proposed in this pull request?
Use shorter prefix before build name

### Why are the changes needed?
<img width="835" height="771" alt="image" src="https://github.com/user-attachments/assets/d6318f62-315c-4e6b-bdf6-d72f1f6e5eb2" />

the prefix is long that not convenient to select the tests

### Does this PR introduce _any_ user-facing change?
No, infra-only

### How was this patch tested?
ci

### Was this patch authored or co-authored using generative AI tooling?
no

Closes apache#53030 from zhengruifeng/macos_build_name.

Authored-by: Ruifeng Zheng <ruifengz@apache.org>
Signed-off-by: Ruifeng Zheng <ruifengz@apache.org>

Author: zhengruifeng

.github/workflows/maven_test.yml

@@ -54,7 +54,7 @@ on:
 jobs:
   # Build: build Spark and run the tests for specified modules using maven
   build:
-    name: "Build modules using Maven: ${{ matrix.modules }} ${{ matrix.comment }}"
+    name: "Build modules: ${{ matrix.modules }} ${{ matrix.comment }}"
     runs-on: ${{ inputs.os }}
     strategy:
       fail-fast: false

.github/workflows/python_hosted_runner_test.yml

@@ -57,7 +57,7 @@ on:
         default: '{}'
 jobs:
   build:
-    name: "PySpark test on macos: ${{ matrix.modules }}"
+    name: "Build modules: ${{ matrix.modules }}"
     runs-on: ${{ inputs.os }}
     timeout-minutes: 150
     strategy: