Pin rustls on MSRV

ci/ci-tests.sh

@@ -21,6 +21,9 @@ function PIN_RELEASE_DEPS {
 	# indexmap 2.6.0 upgraded to hashbrown 0.15, which unfortunately bumped their MSRV to rustc 1.65 with the 0.15.1 release (and 2.7.0 was released since).
 	[ "$RUSTC_MINOR_VERSION" -lt 65 ] && cargo update -p [email protected] --precise "2.5.0" --verbose
 
+	# Starting with version 0.23.20, the `rustls` crate has an MSRV of rustc 1.71.0
+	[ "$RUSTC_MINOR_VERSION" -lt 71 ] && cargo update -p [email protected] --precise "0.23.19" --verbose
+
 	return 0 # Don't fail the script if our rustc is higher than the last check
 }