fix(deps): allow protobuf 3.19.5 (#839)

* fix(deps): allow protobuf 3.19.5

* explicitly exclude protobuf 4.21.0

Author: parthea

setup.py

@@ -35,7 +35,7 @@
     "proto-plus >= 1.22.0, <2.0.0dev",
     "sqlparse >= 0.3.0",
     "packaging >= 14.3",
-    "protobuf >= 3.20.2, <5.0.0dev",
+    "protobuf>=3.19.5,<5.0.0dev,!=3.20.0,!=3.20.1,!=4.21.0,!=4.21.1,!=4.21.2,!=4.21.3,!=4.21.4,!=4.21.5",
 ]
 extras = {
     "tracing": [

testing/constraints-3.7.txt

@@ -15,4 +15,4 @@ opentelemetry-api==1.1.0
 opentelemetry-sdk==1.1.0
 opentelemetry-instrumentation==0.20b0
 packaging==14.3
-protobuf==3.20.2
+protobuf==3.19.5