v1.2.0

Features

• jsii: introduce submodules feature (#1297) (2df5d90), closes #1286
• add autobump script (#1335) (bdda569)

Bug Fixes

• diff: check super types (#1354) (b08f65f)
• dotnet: missing ? on nullable interface members (#1287) (9299db2), closes #1285
• dotnet-analyzers: unit test null reference (#1341) (6b88509)
• jsii: missing context on "Message" diagnostics (#1298) (c44f5f3)
• jsii: out-of-source builds are broken (#1344) (aecdc5e), closes #1273
• jsii: single-valued enums are not processed correctly (#1406) (39425a4), closes aws/aws-cdk#6712 aws/aws-cdk#6948
• kernel: "any" serialization breaks private type instances (#1347) (655adeb), closes aws/aws-cdk#6746
• python-runtime: KernelResponse missing types (#1332) (fcafab4)