refactor: update internal command references in all plugin files

Updated:
- projman: 4 commands + 4 skills + integration snippet
- git-flow: 4 commands + 3 skills + integration snippet
- pr-review: 1 command cross-reference
- cmdb-assistant: 1 command + 1 skill
- data-platform: 8 commands + integration snippet
- viz-platform: 11 commands + integration snippet
- contract-validator: 1 command + 1 skill + 1 agent

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

plugins/data-platform/commands/data-profile.md

@@ -1,4 +1,4 @@
-# /profile - Data Profiling
+# /data-profile - Data Profiling
 
 ## Skills to Load
 - skills/data-profiling.md
@@ -12,7 +12,7 @@ Display header: `DATA-PLATFORM - Data Profile`
 ## Usage
 
 ```
-/profile <data_ref>
+/data-profile <data_ref>
 ```
 
 ## Workflow
@@ -27,8 +27,8 @@ Execute `skills/data-profiling.md` profiling workflow:
 ## Examples
 
 ```
-/profile sales_data
-/profile df_a1b2c3d4
+/data-profile sales_data
+/data-profile df_a1b2c3d4
 ```
 
 ## Required MCP Tools