chore: clean Apache 2.0 license + NOTICE + TRADEMARK

- LICENSE: pure Apache 2.0 standard text (no appended content)
- NOTICE: attribution, trademark, access model, CLA info
- TRADEMARK.md: brand protection policy

Fixes: removed non-license content from LICENSE for SPDX compliance.
See: https://github.com/MushroomDAO/launch/tree/main/docs/license

Author: jhfnetboy

NOTICE

@@ -1,45 +1,30 @@
 Mycelium Protocol — aastar-docs
-Copyright 2024-2026 MushroomDAO Contributors
+Copyright 2024-present MushroomDAO Contributors
 
 This product includes software developed by MushroomDAO
 (https://github.com/MushroomDAO).
 
 Licensed under the Apache License, Version 2.0.
-Licensed under Apache 2.0 (https://opensource.org/licenses/Apache-2.0) — an
-OSI-approved (https://opensource.org/osd) open source license.
 See LICENSE file for full terms.
 
-== Attribution Requirement ==
+== Attribution Requirement (Apache 2.0 Section 4d) ==
 
-All redistributions, derivative works, and projects that incorporate code from
-this repository MUST include the following attribution in a prominent location
-(e.g., NOTICE file, about page, or documentation):
+All redistributions and derivative works MUST include the following attribution:
 
     Built on Mycelium Protocol by MushroomDAO (https://mushroom.cv)
 
-This requirement derives from Apache License 2.0, Section 4(d), which mandates
-that derivative works include a copy of the NOTICE file and retain all
-attribution notices contained within it. Removing the NOTICE file, deleting
-this attribution, or obscuring it in any way constitutes a violation of the
-Apache 2.0 license terms.
-
 == Trademark Notice ==
 
-MushroomDAO, Mycelium Protocol, Mycelium, GToken, PNTs, and related names
-are trademarks of MushroomDAO. Use of these marks is governed by TRADEMARK.md.
-Forks and derivative works must remove MushroomDAO trademarks and branding.
+MushroomDAO, Mycelium Protocol, GToken, PNTs, and related names are trademarks
+of MushroomDAO. Forks must rebrand. See TRADEMARK.md for full policy.
 
 == Access Model ==
 
-  Code:              Apache 2.0 — free to use, modify, and distribute.
-  Protocol Network:  Accessing the live Mycelium Protocol network requires
-                     a GToken ticket. The code is open; the network is gated.
-  Organizations:     Organizations with >50 members seeking network access
-                     should apply for Network Access Authorization.
-                     See COMMUNITY-USE-POLICY.md
-  Commercial:        Code is free under Apache 2.0. Trademark use and
-                     network access for commercial purposes: contact
-                     HyperCapital (jason@aastar.io).
+  Code:     Apache 2.0 — free to use, modify, and distribute.
+  Network:  Accessing the live Mycelium Protocol network requires a GToken
+            ticket. The code is open; the network is gated.
+  Commercial: Contact HyperCapital (jason@aastar.io) for trademark and
+              network access for commercial purposes.
 
 == Contributor License Agreement ==