New VA108xx Rust workspace structure + dependency updates

- The workspace is now a monorepo without submodules. The HAL, PAC and BSP
  are integrated directly
- Update all dependencies: embedded-hal v1 and RTIC v2

va108xx/automation/Dockerfile

@@ -0,0 +1,11 @@
+# Run the following commands from root directory to build and run locally
+# docker build -f automation/Dockerfile -t <NAME> .
+# docker run -it <NAME>
+FROM rust:latest
+RUN apt-get update
+RUN apt-get --yes upgrade
+# tzdata is a dependency, won't install otherwise
+ARG DEBIAN_FRONTEND=noninteractive
+
+RUN rustup target add thumbv6m-none-eabi && \
+	rustup component add rustfmt clippy

va108xx/automation/Jenkinsfile

@@ -0,0 +1,39 @@
+pipeline {
+    agent any
+
+    stages {
+        stage('Clippy') {
+            agent {
+                dockerfile {
+                    dir 'automation'
+                    reuseNode true
+                }
+            }
+            steps {
+                sh 'cargo clippy'
+            }
+        }
+        stage('Rustfmt') {
+            agent {
+                dockerfile {
+                    dir 'automation'
+                    reuseNode true
+                }
+            }
+            steps {
+                sh 'cargo fmt'
+            }
+        }
+        stage('Check') {
+            agent {
+                dockerfile {
+                    dir 'automation'
+                    reuseNode true
+                }
+            }
+            steps {
+                sh 'cargo check --target thumbv6m-none-eabi'
+            }
+        }
+    }
+}