Fix CPU model extraction for newer Intel generations

- Handle 12th/13th Gen Intel format (e.g., "12th Gen Intel(R) Core(TM) i7-12700K")
- Extract full model including suffix (i7-12700K instead of truncated name)
- Simplify pattern matching logic
- Reduce fallback truncation to 15 chars

Cargo.lock

@@ -279,7 +279,7 @@ checksum = "a1d728cc89cf3aee9ff92b05e62b19ee65a02b5702cff7d5a377e32c6ae29d8d"
 
 [[package]]
 name = "cm-dashboard"
-version = "0.1.240"
+version = "0.1.241"
 dependencies = [
  "anyhow",
  "chrono",
@@ -301,7 +301,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-agent"
-version = "0.1.240"
+version = "0.1.241"
 dependencies = [
  "anyhow",
  "async-trait",
@@ -325,7 +325,7 @@ dependencies = [
 
 [[package]]
 name = "cm-dashboard-shared"
-version = "0.1.240"
+version = "0.1.241"
 dependencies = [
  "chrono",
  "serde",