Merge branch '360149_make_fingerprint_nullable' into 'master'

Make fingerprint nullable for group_deploy_keys table

See merge request gitlab-org/gitlab!85595

db/migrate/20220421114418_make_fingerprint_nullable_for_group_deploy_key.rb

+# frozen_string_literal: true
+
+class MakeFingerprintNullableForGroupDeployKey < Gitlab::Database::Migration[2.0]
+  def up
+    change_column_null :group_deploy_keys, :fingerprint, true
+  end
+
+  def down
+    # There may now be nulls in the table, so we cannot re-add the constraint here.
+  end
+end

db/schema_migrations/20220421114418

+33f834b8588ad7a618f39668b2546d0945d283c005e6b822a870d6bf5a8ea03d
\ No newline at end of file

db/structure.sql

@@ -15665,7 +15665,7 @@ CREATE TABLE group_deploy_keys (
     expires_at timestamp with time zone,
     key text NOT NULL,
     title text,
-    fingerprint text NOT NULL,
+    fingerprint text,
     fingerprint_sha256 bytea,
     CONSTRAINT check_cc0365908d CHECK ((char_length(title) <= 255)),
     CONSTRAINT check_e4526dcf91 CHECK ((char_length(fingerprint) <= 255)),