rec: pin pysnmp to version 5 for regression tests

(cherry picked from commit 4d44d3076051fe27ee91e847a3600ad19c44fd72)

diff --git a/regression-tests.recursor-dnssec/requirements.txt b/regression-tests.recursor-dnssec/requirements.txt
index 1ec32b533fc0eb64d6e3c67d56aa4aca6c58a2f0..6123ed7b4e21924b9a16e2515afc420da9c2d83a 100644 (file)
--- a/regression-tests.recursor-dnssec/requirements.txt
+++ b/regression-tests.recursor-dnssec/requirements.txt
@@ -3,6 +3,6 @@ pytest
 protobuf>=2.5; sys_platform != 'darwin'
 protobuf>=3.0; sys_platform == 'darwin'
 pyasn1==0.4.8
-pysnmp>=4.3.4
+pysnmp>=5,<6
 requests>=2.1.0
 Twisted>0.15.0