Merge bitcoindevkit#242: ci: automated update to rustc 1.87.0

1c1b1cd ci(clippy): allow larger enum variant size and errors for rustc 1.87 (Steve Myers)
b8f331d ci: automated update to rustc 1.87.0 (Github Action)

Pull request description:

  Automated update to Github CI workflow `cont_integration.yml` by [create-pull-request](https://github.com/peter-evans/create-pull-request) GitHub action

Top commit has no ACKs.

Tree-SHA512: 1a4a3ba6939958238fde79a5a721a5b760b0730d804afce9e20db8104bf9d82cfffa504323303685deecea60ef7b704c13d65151372953b3c1e89f5d72b8a659

Author: notmandatory

clippy.toml

@@ -1 +1,4 @@
-msrv="1.63.0"
+# TODO fix, see: https://rust-lang.github.io/rust-clippy/master/index.html#large_enum_variant
+enum-variant-size-threshold = 1032
+# TODO fix, see: https://rust-lang.github.io/rust-clippy/master/index.html#result_large_err
+large-error-threshold = 993

rust-version

@@ -1 +1 @@
-1.85.0
+1.87.0