Bump proc-macro-crate from 1.3.1 to 2.0.0 (paritytech#2557)

Bumps [proc-macro-crate](https://github.com/bkchr/proc-macro-crate) from
1.3.1 to 2.0.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/bkchr/proc-macro-crate/releases">proc-macro-crate's
releases</a>.</em></p>
<blockquote>
<h2>v2.0.0</h2>
<h2>What's Changed</h2>
<ul>
<li>Release 2.0.0 by <a
href="https://github.com/bkchr"><code>@​bkchr</code></a> in <a
href="https://github.com/bkchr/proc-macro-crate/pull/39">bkchr/proc-macro-crate#39</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/bkchr/proc-macro-crate/compare/v1.3.1...v2.0.0">https://github.com/bkchr/proc-macro-crate/compare/v1.3.1...v2.0.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/bkchr/proc-macro-crate/commit/cc100ed2bc1ac9bb81812fd435a43e2ef023f355"><code>cc100ed</code></a>
Merge pull request <a
href="https://github.com/bkchr/proc-macro-crate/issues/39">#39</a>
from bkchr/bkchr-2.0.0</li>
<li><a
href="https://github.com/bkchr/proc-macro-crate/commit/39a7c1844fc4d73ef397a7e8d9419f1f3381aa44"><code>39a7c18</code></a>
Release 2.0.0</li>
<li>See full diff in <a
href="https://github.com/bkchr/proc-macro-crate/compare/v1.3.1...v2.0.0">compare
view</a></li>
</ul>
</details>
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substrate/client/chain-spec/derive/Cargo.toml

@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
 syn = "2.0.38"

substrate/client/tracing/proc-macro/Cargo.toml

@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 proc-macro2 = "1.0.56"
 quote = { version = "1.0.28", features = ["proc-macro"] }
 syn = { version = "2.0.38", features = ["extra-traits", "full", "parsing", "proc-macro"] }

substrate/frame/election-provider-support/solution-type/Cargo.toml

@@ -18,7 +18,7 @@ proc-macro = true
 syn = { version = "2.0.38", features = ["full", "visit"] }
 quote = "1.0.28"
 proc-macro2 = "1.0.56"
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 
 [dev-dependencies]
 parity-scale-codec = "3.6.1"

substrate/frame/staking/reward-curve/Cargo.toml

@@ -15,7 +15,7 @@ targets = ["x86_64-unknown-linux-gnu"]
 proc-macro = true
 
 [dependencies]
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
 syn = { version = "2.0.38", features = ["full", "visit"] }

substrate/frame/support/procedural/tools/Cargo.toml

@@ -12,7 +12,7 @@ description = "Proc macro helpers for procedural macros"
 targets = ["x86_64-unknown-linux-gnu"]
 
 [dependencies]
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
 syn = { version = "2.0.38", features = ["extra-traits", "full", "visit"] }

substrate/primitives/api/proc-macro/Cargo.toml

@@ -20,7 +20,7 @@ quote = "1.0.28"
 syn = { version = "2.0.38", features = ["extra-traits", "fold", "full", "visit"] }
 proc-macro2 = "1.0.56"
 blake2 = { version = "0.10.4", default-features = false }
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 expander = "2.0.0"
 Inflector = "0.11.4"
 

substrate/primitives/runtime-interface/proc-macro/Cargo.toml

@@ -17,7 +17,7 @@ proc-macro = true
 
 [dependencies]
 Inflector = "0.11.4"
-proc-macro-crate = "1.1.3"
+proc-macro-crate = "2.0.0"
 proc-macro2 = "1.0.56"
 quote = "1.0.28"
 expander = "2.0.0"