fix xlsx import

Author: jgrygierek

.github/workflows/code_style.yml

@@ -1,6 +1,12 @@
 name: Code Style
 
-on: [ push, pull_request ]
+on:
+    push:
+        branches:
+            - '**'
+    pull_request:
+        branches:
+            - master
 
 jobs:
     pre_job:

.github/workflows/tests.yml

@@ -1,6 +1,12 @@
 name: Tests
 
-on: [ push, pull_request ]
+on:
+    push:
+        branches:
+            - '**'
+    pull_request:
+        branches:
+            - master
 
 jobs:
     pre_job: