Merge pull request #1154 from roboflow/fix/pin_inference_version_in_examples_to_fix_issues_related_to_braking_changes

pin inference version in examples

examples/speed_estimation/requirements.txt

@@ -3,4 +3,4 @@ tqdm==4.66.1
 requests
 ultralytics==8.0.237
 super-gradients==3.5.0
-inference==0.9.8
+inference<=0.9.21

examples/time_in_zone/requirements.txt

@@ -1,5 +1,5 @@
 opencv-python
 supervision>=0.20.0
 ultralytics
-inference
+inference<=0.9.21
 pytube

examples/traffic_analysis/requirements.txt

@@ -1,5 +1,5 @@
 gdown
-inference
+inference<=0.9.21
 supervision>=0.20.0
 tqdm
 ultralytics