🐛 Proper Ruby Versions

> A general rule is if the version text has a decimal point and ends with a zero, it should be quoted. If one wants to quote all the version values for consistency, that's fine.

ref: ruby/setup-ruby#252 (comment)
Signed-off-by: Peter Boling <peter.boling@gmail.com>

.github/workflows/danger.yml

@@ -15,7 +15,7 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - 2.7
+          - "2.7"
     steps:
       - name: Checkout
         uses: actions/checkout@v2

.github/workflows/style.yml

@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - 2.7
+          - "2.7"
     runs-on: ubuntu-latest
     steps:
       - name: Checkout

.github/workflows/supported.yml

@@ -24,9 +24,9 @@ jobs:
         ruby:
           - truffleruby-head
           - ruby-head
-          - 3.1
-          - 3.0
-          - 2.7
+          - "3.1"
+          - "3.0"
+          - "2.7"
     runs-on: ubuntu-latest
     continue-on-error: ${{ matrix.allow_failure || endsWith(matrix.ruby, 'head') }}
     steps:

.github/workflows/unsupported.yml

@@ -22,8 +22,8 @@ jobs:
       fail-fast: false
       matrix:
         ruby:
-          - 2.6
-          - 2.5
+          - "2.6"
+          - "2.5"
     runs-on: ubuntu-20.04
     continue-on-error: ${{ matrix.allow_failure || endsWith(matrix.ruby, 'head') }}
     steps: