bump: MSRV to 1.75.0

Author: maxday

.github/workflows/build-events.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.75.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1

.github/workflows/build-extension.yml

@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.75.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1

.github/workflows/build-runtime.yml

@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.75.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1

README.md

@@ -409,7 +409,7 @@ fn main() -> Result<(), Box<Error>> {
 
 ## Supported Rust Versions (MSRV)
 
-The AWS Lambda Rust Runtime requires a minimum of Rust 1.71.1, and is not guaranteed to build on compiler versions earlier than that.
+The AWS Lambda Rust Runtime requires a minimum of Rust 1.75.0, and is not guaranteed to build on compiler versions earlier than that.
 
 ## Security