feat(ins): reduce descriptions

Author: bene2k1

pages/instances/troubleshooting/index.mdx

@@ -27,7 +27,7 @@ categories:
     />
     <DefaultCard
       title="Choosing the best Scaleway Instance type for your workload"
-      description="Compare pricing and specs for your needs."
+      description="Compare pricing and specs."
       url="/instances/reference-content/choosing-instance-type/"
       label="See more"
     />
@@ -41,7 +41,7 @@ categories:
 <Grid>
     <DefaultCard
       title="Understanding the differences between ARM and x86 Instances"
-      description="Key differences between x86 and ARM CPUs."
+      description="Key x86 vs ARM CPU differences."
       url="/instances/reference-content/understanding-differences-x86-arm/"
       label="See more"
     />
@@ -53,7 +53,7 @@ categories:
     />
     <DefaultCard
       title="Instances internet and Block Storage bandwidth overview"
-      description="Bandwidth details for Instances and storage."
+      description="Bandwidth details for Instances."
       url="/instances/reference-content/instances-bandwidth-overview/"
       label="See more"
     />