fix: limit fake-useragent version for python 3.8

Author: SunsetWolf

.github/workflows/test_qlib_from_source.yml

@@ -54,6 +54,11 @@ jobs:
       run: |
         make dev
 
+    - name: install fake-useragent for python 3.8
+      if: ${{ matrix.python-version == '3.8' }}
+      run: |
+        python -m pip install "fake-useragent<1.5.0"
+
     - name: Lint with Black
       run: |
         make black

.github/workflows/test_qlib_from_source_slow.yml

@@ -35,6 +35,11 @@ jobs:
       run: |
         make dev
 
+    - name: install fake-useragent for python 3.8
+      if: ${{ matrix.python-version == '3.8' }}
+      run: |
+        python -m pip install "fake-useragent<1.5.0"
+
     - name: Downloads dependencies data
       run: |
         python scripts/get_data.py qlib_data --name qlib_data_simple --target_dir ~/.qlib/qlib_data/cn_data --interval 1d --region cn