feat: Remove Legacy IDL Instructions & Integrate Program Metadata (solana-foundation#3798)

* fix(avm): expose anchor on PATH via $CARGO_HOME/bin symlink

* refactor: Remove legacy IDL instruction support and integrate Program Metadata

Eliminated IDL instruction handling from the core program logic, including the removal of related structures and functions.
Updated the CLI to utilize the new Program Metadata for IDL management.
Adjusted error handling to reflect the removal of IDL instructions.
Enhanced the program generation process to support the new IDL build feature without injecting IDL instructions.
Cleaned up unused code and comments related to legacy IDL functionality.

* chore: update bench tests

* remove wrong branches

Co-authored-by: Jamie Hill-Daniel <134328753+jamie-osec@users.noreply.github.com>

* feat: Refactor RPC URL handling in IDL commands

* chore: benchmarks

* fix: revert merged changes

* chore: revert benches

* fix: bench file

* chore: new bench

* chore: revert wrong benchmarks

---------

Co-authored-by: Jamie Hill-Daniel <134328753+jamie-osec@users.noreply.github.com>

Author: BretasArthur1

bench/BINARY_SIZE.md

@@ -16,9 +16,9 @@ The programs and their tests are located in [/tests/bench](https://github.com/co
 
 Solana version: 2.3.0
 
-| Program | Binary Size | -                       |
-| ------- | ----------- | ----------------------- |
-| bench   | 1,024,096   | 🟢 **-102,744 (9.12%)** |
+| Program | Binary Size | -                        |
+| ------- | ----------- | ------------------------ |
+| bench   | 966,096     | 🟢 **-160,744 (14.27%)** |
 
 ### Notable changes
 
@@ -28,8 +28,8 @@ Solana version: 2.3.0
 
 Solana version: 2.3.0
 
-| Program | Binary Size | -                        |
-| ------- | ----------- | ------------------------ |
+| Program | Binary Size | -                       |
+| ------- | ----------- | ----------------------- |
 | bench   | 1,126,840   | 🔴 **+181,272 (19.17%)** |
 
 ### Notable changes
@@ -42,8 +42,8 @@ Solana version: 2.3.0
 
 Solana version: 2.1.0
 
-| Program | Binary Size | -                      |
-| ------- | ----------- | ---------------------- |
+| Program | Binary Size | -                     |
+| ------- | ----------- | --------------------- |
 | bench   | 945,568     | 🟢 **-96,360 (9.25%)** |
 
 ### Notable changes
@@ -66,8 +66,8 @@ Solana version: 2.1.0
 
 Solana version: 2.1.0
 
-| Program | Binary Size | -                        |
-| ------- | ----------- | ------------------------ |
+| Program | Binary Size | -                       |
+| ------- | ----------- | ----------------------- |
 | bench   | 1,041,928   | 🔴 **+250,920 (31.72%)** |
 
 ### Notable changes
@@ -93,8 +93,8 @@ Solana version: 1.18.17
 
 Solana version: 1.18.8
 
-| Program | Binary Size | -                      |
-| ------- | ----------- | ---------------------- |
+| Program | Binary Size | -                     |
+| ------- | ----------- | --------------------- |
 | bench   | 791,008     | 🔴 **+47,952 (6.45%)** |
 
 ### Notable changes
@@ -107,8 +107,8 @@ Solana version: 1.18.8
 
 Solana version: 1.17.0
 
-| Program | Binary Size | +/-                      |
-| ------- | ----------- | ------------------------ |
+| Program | Binary Size | +/-                     |
+| ------- | ----------- | ----------------------- |
 | bench   | 743,056     | 🟢 **-417,904 (36.00%)** |
 
 ### Notable changes
@@ -123,8 +123,8 @@ Solana version: 1.17.0
 
 Solana version: 1.16.0
 
-| Program | Binary Size | +/-                    |
-| ------- | ----------- | ---------------------- |
+| Program | Binary Size | +/-                   |
+| ------- | ----------- | --------------------- |
 | bench   | 1,160,960   | 🔴 **+23,272 (2.05%)** |
 
 ### Notable changes
@@ -141,4 +141,4 @@ Solana version: 1.14.16
 | ------- | ----------- | --- |
 | bench   | 1,137,688   | N/A |
 
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