Moved requirements.txt back into workflows dir now that I know how to reference it.

Changed flake8-tabs version requirement -- was getting an error about it and it might be releated to updating the flake8 version.

Author: NSoiffer

.github/workflows/lint.yaml

@@ -25,6 +25,6 @@ jobs:
     - name: debugging
       run: dir -l code
     - name: Install dependencies (flake8)
-      run: pip install -r code/requirements.txt
+      run: pip install -r code/.github/workflows/requirements.txt
     - name: Lint
       run: flake8 code/addon --max-line-length=130 --extend-exclude=addon/globalPlugins/MathCAT/yaml/*

.github/workflows/requirements.txt

@@ -0,0 +1,5 @@
+####### requirements.txt #######
+#
+###### Requirements for automated lint ######
+flake8 >= 3.8
+flake8-tabs >= 2.3