shorten workflow names

.github/workflows/test_base.yml

@@ -1,4 +1,4 @@
-name: Build & test
+name: Test
 
 on:
   workflow_call:

.github/workflows/tests_develop.yml

@@ -1,4 +1,4 @@
-name: Build & test (develop)
+name: Test (develop)
 
 on:
   push:

.github/workflows/tests_master.yml

@@ -1,4 +1,4 @@
-name: Build & test (master)
+name: Test (master)
 
 on:
   push:

README.md

@@ -6,8 +6,8 @@
 [![DOI](https://zenodo.org/badge/14634514.svg)](https://zenodo.org/badge/latestdoi/14634514)
 
 
-[![Build & test (master)](https://github.com/whitews/FlowIO/actions/workflows/tests_master.yml/badge.svg)](https://github.com/whitews/FlowIO/actions/workflows/tests_master.yml)
-[![Build & test (develop)](https://github.com/whitews/FlowIO/actions/workflows/tests_develop.yml/badge.svg)](https://github.com/whitews/FlowIO/actions/workflows/tests_develop.yml)
+[![Test (master)](https://github.com/whitews/FlowIO/actions/workflows/tests_master.yml/badge.svg)](https://github.com/whitews/FlowIO/actions/workflows/tests_master.yml)
+[![Test (develop)](https://github.com/whitews/FlowIO/actions/workflows/tests_develop.yml/badge.svg)](https://github.com/whitews/FlowIO/actions/workflows/tests_develop.yml)
 [![Coverage](https://codecov.io/gh/whitews/FlowIO/branch/master/graph/badge.svg)](https://codecov.io/gh/whitews/flowio)
 [![Documentation Status](https://readthedocs.org/projects/flowio/badge/?version=latest)](https://flowio.readthedocs.io/en/latest/?badge=latest)