chore(actions): check to install jq if it is not already (#4000)

- Change single quotes to double quotes for consistency
- Add a check to install `jq` if it is not already installed

Signed-off-by: Bo-Yi Wu <[email protected]>
Co-authored-by: Kashif Khan <[email protected]>
Co-authored-by: Nabeel Alam <[email protected]>

action.yml

@@ -10,16 +10,16 @@ inputs:
   base:
     description: Start scanning from here (usually main branch).
     required: false
-    default: ''
+    default: ""
   head:
     description: Scan commits until here (usually dev branch).
     required: false
   extra_args:
-    default: ''
+    default: ""
     description: Extra args to be passed to the trufflehog cli.
     required: false
   version:
-    default: 'latest'
+    default: "latest"
     description: Scan with this trufflehog cli version.
     required: false
 branding:
@@ -43,6 +43,13 @@ runs:
         ## Scan by BASE & HEAD user inputs      ##
         ## If BASE == HEAD, exit with error     ##
         ##########################################
+        # Check if jq is installed, if not, install it
+        if ! command -v jq &> /dev/null
+        then
+          echo "jq could not be found, installing..."
+          apt-get -y update && apt-get install -y jq
+        fi
+
         git status >/dev/null  # make sure we are in a git repository
         if [ -n "$BASE" ] || [ -n "$HEAD" ]; then
           if [ -n "$BASE" ]; then