Makefile: Fix CHART_VERSION variable

Signed-off-by: Vincent Demeester <[email protected]>

Makefile

@@ -4,7 +4,7 @@ OSP_VERSION ?= latest
 
 # using the chart name and version from chart's metadata
 CHART_NAME ?= $(shell awk '/^name:/ { print $$2 }' Chart.yaml)
-CHART_VESION ?= $(shell awk '/^version:/ { print $$2 }' Chart.yaml)
+CHART_VERSION ?= $(shell awk '/^version:/ { print $$2 }' Chart.yaml)
 
 RELEASE_VERSION = v$(CHART_VERSION)
 # release directory where the Tekton resources are rendered into.