Fix actionlint warnings (#6440)

Task/Issue URL:
https://app.asana.com/1/137249556945/project/1202552961248957/task/1210856879005136?focus=true

### Description

Fixes actionlint warnings
	- `android-large-runner` is a valid runner
	- Fix useless cat warning
	- Fix potential globbing of $Flank

### Steps to test this PR

- [ ] No action lint warnings on this PR
- [ ] Check command behaviours match previous 

### UI changes
N/A

Author: mikescamell

.github/actionlint.yaml

@@ -0,0 +1,4 @@
+self-hosted-runner:
+    labels:
+        # Stops incorrect warning of android-large-runner being used
+        - android-large-runner

.github/workflows/ci.yml

@@ -141,7 +141,7 @@ jobs:
       - name: Decode secret
         env:
           FLANK: ${{ secrets.FLANK }}
-        run: echo $FLANK > flank.json
+        run: echo "$FLANK" > flank.json
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
@@ -185,7 +185,7 @@ jobs:
         if: |
           failure() &&
           steps.check-alignment.outcome == 'success'
-        run: cat build/fladle/fladleResults/HtmlErrorReport.html | cut -d\`  -f2 >> results.json
+        run: cut -d\`  -f2 < build/fladle/fladleResults/HtmlErrorReport.html >> results.json
 
       - name: Print failure report
         if: |

.github/workflows/external-css-tests.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Decode secret
         env:
           FLANK: ${{ secrets.FLANK }}
-        run: echo $FLANK > flank.json
+        run: echo "$FLANK" > flank.json
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
@@ -66,7 +66,7 @@ jobs:
 
       - name: Generate json file with failures
         if: ${{ failure() }}
-        run: cat build/fladle/fladleResults/HtmlErrorReport.html | cut -d\`  -f2 >> results.json
+        run: cut -d\`  -f2 < build/fladle/fladleResults/HtmlErrorReport.html >> results.json
 
       - name: Print failure report
         if: ${{ failure() }}

.github/workflows/external-ref-tests.yml

@@ -89,7 +89,7 @@ jobs:
       - name: Decode secret
         env:
           FLANK: ${{ secrets.FLANK }}
-        run: echo $FLANK > flank.json
+        run: echo "$FLANK" > flank.json
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
@@ -106,7 +106,7 @@ jobs:
 
       - name: Generate json file with failures
         if: ${{ failure() }}
-        run: cat build/fladle/fladleResults/HtmlErrorReport.html | cut -d\`  -f2 >> results.json
+        run: cut -d\`  -f2 < build/fladle/fladleResults/HtmlErrorReport.html >> results.json
 
       - name: Print failure report
         if: ${{ failure() }}

.github/workflows/nightly.yml

@@ -132,7 +132,7 @@ jobs:
       - name: Decode secret
         env:
           FLANK: ${{ secrets.FLANK }}
-        run: echo $FLANK > flank.json
+        run: echo "$FLANK" > flank.json
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
@@ -149,7 +149,7 @@ jobs:
 
       - name: Generate json file with failures
         if: ${{ failure() }}
-        run: cat build/fladle/fladleResults/HtmlErrorReport.html | cut -d\`  -f2 >> results.json
+        run: cut -d\`  -f2 < build/fladle/fladleResults/HtmlErrorReport.html >> results.json
 
       - name: Print failure report
         if: ${{ failure() }}

.github/workflows/privacy.yml

@@ -49,7 +49,7 @@ jobs:
       - name: Decode secret
         env:
           FLANK: ${{ secrets.FLANK }}
-        run: echo $FLANK > flank.json
+        run: echo "$FLANK" > flank.json
 
       - name: Setup Gradle
         uses: gradle/actions/setup-gradle@v3
@@ -66,7 +66,7 @@ jobs:
 
       - name: Generate json file with failures
         if: ${{ failure() }}
-        run: cat build/fladle/fladleResults/HtmlErrorReport.html | cut -d\`  -f2 >> results.json
+        run: cut -d\`  -f2 < build/fladle/fladleResults/HtmlErrorReport.html >> results.json
 
       - name: Print failure report
         if: ${{ failure() }}

.github/workflows/validate_workflows.yml

@@ -26,4 +26,5 @@ jobs:
           github_token: ${{ secrets.GT_DAXMOBILE }}
           reporter: github-pr-review
           level: warning
-          fail_level: warning
+          fail_level: warning
+          actionlint_flags: --config-file .github/actionlint.yaml