Add nightly to analyze job for -Zscript

Author: hallipr

eng/pipelines/templates/steps/analyze.yml

@@ -4,6 +4,12 @@ parameters:
     default: stable
 
 steps:
+  # using -Zscript with verify-dependencies.rs requires nightly be installed
+  - ${{ if ne(parameters.Toolchain, 'nightly') }}:
+      - template: /eng/pipelines/templates/steps/use-rust.yml@self
+        parameters:
+          Toolchain: nightly
+
   - template: /eng/pipelines/templates/steps/use-rust.yml@self
     parameters:
       Toolchain: ${{ parameters.Toolchain }}