scripted-diff: Move previous_release.py to test/get_previous_releases.py

-BEGIN VERIFY SCRIPT-
OLD=contrib/devtools/previous_release.py
NEW=test/get_previous_releases.py
sed -i "s|$OLD|$NEW|g" $(git grep -l $OLD)
git mv $OLD $NEW
-END VERIFY SCRIPT-

ci/test/05_before_script.sh

@@ -48,6 +48,6 @@ if [ -z "$NO_DEPENDS" ]; then
 fi
 if [ -n "$PREVIOUS_RELEASES_TO_DOWNLOAD" ]; then
   BEGIN_FOLD previous-versions
-  DOCKER_EXEC contrib/devtools/previous_release.py -b -t "$PREVIOUS_RELEASES_DIR" "${PREVIOUS_RELEASES_TO_DOWNLOAD}"
+  DOCKER_EXEC test/get_previous_releases.py -b -t "$PREVIOUS_RELEASES_DIR" "${PREVIOUS_RELEASES_TO_DOWNLOAD}"
   END_FOLD
 fi

test/functional/feature_backwards_compatibility.py

@@ -6,7 +6,7 @@
 
 Test various backwards compatibility scenarios. Download the previous node binaries:
 
-contrib/devtools/previous_release.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
+test/get_previous_releases.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
 
 v0.15.2 is not required by this test, but it is used in wallet_upgradewallet.py.
 Due to a hardfork in regtest, it can't be used to sync nodes.

test/functional/mempool_compatibility.py

@@ -8,7 +8,7 @@ NOTE: The test is designed to prevent cases when compatibility is broken acciden
 In case we need to break mempool compatibility we can continue to use the test by just bumping the version number.
 
 Download node binaries:
-contrib/devtools/previous_release.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
+test/get_previous_releases.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
 
 Only v0.15.2 is required by this test. The rest is used in other backwards compatibility tests.
 """

test/functional/wallet_upgradewallet.py

@@ -6,7 +6,7 @@
 
 Test upgradewallet RPC. Download node binaries:
 
-contrib/devtools/previous_release.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
+test/get_previous_releases.py -b v0.19.1 v0.18.1 v0.17.1 v0.16.3 v0.15.2
 
 Only v0.15.2 and v0.16.3 are required by this test. The others are used in feature_backwards_compatibility.py
 """