[LA-2026] Updating logo xmatters

Author: omargohan

assets/sponsors/x/xmatters-before-20260131.png

@@ -160,7 +160,7 @@ sponsors:
     level: gold
   - id: netapp
     level: gold
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: gold
   - id: praecipio
     level: gold

assets/sponsors/x/xmatters.png

@@ -168,7 +168,7 @@ sponsors:
     level: gold
   - id: opsgenie
     level: gold
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: gold
   - id: signifai
     level: gold

data/events/2017/austin/main.yml

@@ -65,7 +65,7 @@ sponsors:
     level: gold
   - id: rightbrain
     level: gold
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: gold
   - id: f5
     level: gold

data/events/2017/dallas/main.yml

@@ -80,7 +80,7 @@ sponsors:
     level: gold
   - id: skybet  
     level: bronze    
-  - id: xmatters  
+  - id: xmatters-before-20260131
     level: gold
   - id: sqreen
     level: silver    

data/events/2017/detroit/main.yml

@@ -72,7 +72,7 @@ proposal_email: "proposals-saltlakecity-2017@devopsdays.org" # Put your proposal
 sponsors:
   - id: morpheus_data
     level: bluesquare
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: bluesquare
   - id: deis
     level: blackdiamond

data/events/2017/london/main.yml

@@ -81,7 +81,7 @@ sponsors:
     level: gold
   - id: ns1
     level: gold
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: gold
   - id: chef-before-20210112
     level: gold

data/events/2017/salt-lake-city/main.yml

@@ -147,7 +147,7 @@ sponsors:
     level: communityleader
   - id: servicenow-before-20180620
     level: communityleader
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: communityleader
   - id: sonatype-before-20190121
     level: communityleader

data/events/2017/seattle/main.yml

@@ -120,7 +120,7 @@ sponsors:
     level: gold
   - id: dynatrace-before-20250905
     level: gold
-  - id: xmatters
+  - id: xmatters-before-20260131
     level: gold
   - id: datadog
     level: gold