Cleanups relating to CurveGFp #6304

Job	Run time
Clang Tidy	1m 28s
Linux (gcc, shared)	3m 0s
Analysis (coverage, gcc, ubuntu-24.04)	34m 50s
Linux (gcc, amalgamation)	4m 25s
Analysis (sanitizer, clang, ubuntu-24.04)	31m 10s
Linux (gcc, static)	2m 47s
macOS (shared, xcode, macos-13)	6m 26s
Analysis (valgrind, clang, ubuntu-24.04)	40m 14s
Linux (clang, shared)	3m 20s
macOS (amalgamation, xcode, macos-13)	5m 45s
Analysis (fuzzers, gcc, ubuntu-24.04)	17m 16s
macOS (shared, xcode, macos-14)	2m 48s
Analysis (lint, gcc, ubuntu-24.04)	58s
macOS (amalgamation, xcode, macos-14)	4m 21s
Analysis (format, gcc, ubuntu-24.04)	37s
Special (examples, gcc, ubuntu-24.04)	2m 4s
Analysis (limbo, gcc, ubuntu-24.04)	1m 56s
Special (minimized, gcc, ubuntu-24.04)	24s
Windows (shared, x86_64, windows-2022)	9m 20s
Special (bsi, gcc, ubuntu-24.04)	2m 0s
Windows (static, x86_64, windows-2022)	5m 53s
Special (docs, gcc, ubuntu-24.04)	1m 50s
Windows (amalgamation, x86_64, windows-2022)	7m 28s
Cross (cross-i386, gcc, ubuntu-22.04)	4m 0s
Special (no_pcurves, gcc, ubuntu-24.04)	2m 30s
Windows (shared, x86, windows-2022)	11m 2s
Cross (cross-arm32, gcc, ubuntu-24.04)	13m 9s
Cross (cross-arm64, gcc, ubuntu-24.04)	12m 45s
Cross (cross-ppc64, gcc, ubuntu-24.04)	8m 26s
Cross (cross-mips64, gcc, ubuntu-24.04)	8m 57s
Cross (cross-android-arm64, clang, ubuntu-24.04)	1m 47s
Cross (static, gcc, windows-2022, make)	4m 54s
Cross (cross-ios-arm64, xcode, macos-13)	2m 10s
	4h 20m 0s

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