Support Non-Semver Engine Versions in VSCE Validation and Comparison

The Regex used for checking valid engine version, can have values like 1.96.x, which is not a valid semver.
When using these kinds of version, the semver version comparison fails.

vscode-vsce/src/validation.ts

Lines 51 to 53 in f1fc6d2

    
           if (!/^\*$|^(\^|>=)?((\d+)|x)\.((\d+)|x)\.((\d+)|x)(\-.*)?$/.test(version)) { 
        
           	throw new Error(`Invalid vscode engine compatibility version '${version}'`); 
        
           }

vscode-vsce/src/package.ts

Line 506 in f1fc6d2

    
           if (engineVersion !== 'latest' && !semver.satisfies(engineVersion, '>=1.61', { includePrerelease: true })) {

	if (!/^\$\|^(\^\|>=)?((\d+)\|x)\.((\d+)\|x)\.((\d+)\|x)(\-.)?$/.test(version)) {
	throw new Error(`Invalid vscode engine compatibility version '${version}'`);
	}