Bump MSRV to 1.65 to fix CI. (#505)

Signed-off-by: Bruce Mitchener <bruce.mitchener@gmail.com>

Author: waywardmonkeys

.github/workflows/rust.yml

@@ -9,9 +9,9 @@ on:
 env:
   CARGO_TERM_COLOR: always
   # Pinned toolchain for linting and benchmarks
-  ACTIONS_LINTS_TOOLCHAIN: 1.63.0
+  ACTIONS_LINTS_TOOLCHAIN: 1.65.0
   # Minimum supported Rust version (MSRV)
-  ACTION_MSRV_TOOLCHAIN: 1.60.0
+  ACTION_MSRV_TOOLCHAIN: 1.65.0
   EXTRA_FEATURES: "protobuf push process"
 
 jobs: