update element section

roles/matrix-awx/surveys/configure_element.json.j2

@@ -32,7 +32,7 @@
       "required": false,
       "min": 0,
       "max": 256,
-      "default": "{{ matrix_client_element_brand }}",
+      "default": "{{ matrix_client_element_brand | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "matrix_client_element_brand",
@@ -44,7 +44,7 @@
       "required": false,
       "min": 0,
       "max": 1024,
-      "default": "{{ matrix_client_element_branding_welcomeBackgroundUrl }}",
+      "default": "{{ matrix_client_element_branding_welcomeBackgroundUrl | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "matrix_client_element_branding_welcomeBackgroundUrl",
@@ -56,7 +56,7 @@
       "required": false,
       "min": 0,
       "max": 1024,
-      "default": "{{ matrix_client_element_welcome_logo }}",
+      "default": "{{ matrix_client_element_welcome_logo | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "matrix_client_element_welcome_logo",
@@ -68,7 +68,7 @@
       "required": false,
       "min": 0,
       "max": 1024,
-      "default": "{{ matrix_client_element_welcome_logo_link }}",
+      "default": "{{ matrix_client_element_welcome_logo_link | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "matrix_client_element_welcome_logo_link",
@@ -80,7 +80,7 @@
       "required": false,
       "min": 0,
       "max": 512,
-      "default": "{{ awx_matrix_client_element_welcome_headline }}",
+      "default": "{{ awx_matrix_client_element_welcome_headline | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "awx_matrix_client_element_welcome_headline",
@@ -92,7 +92,7 @@
       "required": false,
       "min": 0,
       "max": 2048,
-      "default": "{{ awx_matrix_client_element_welcome_text }}",
+      "default": "{{ awx_matrix_client_element_welcome_text | trim }}",
       "choices": "",
       "new_question": true,
       "variable": "awx_matrix_client_element_welcome_text",