Use `odo catalog list components -o json` to get list of available component types and versions

[dgolovin]

Command definition is here:

vscode-openshift-tools/src/odo.ts

Line 45 in 0ea1753

`odo catalog list components`,

Output parsing:

vscode-openshift-tools/src/odo.ts

Line 319 in 0ea1753

public async getComponentTypes(): Promise<string[]> {

vscode-openshift-tools/src/odo.ts

Line 336 in 0ea1753

public async getComponentTypeVersions(componentName: string) {

Upstream issue redhat-developer/odo#1357