Revert shared Animated.Value amongst transitions

[necolas]

This reverts commit 82a2ba2.

Found to cause cascading re-renders which can delay app startup.

[github-actions]

workflow: benchmarks/size

Comparison of minified (terser) and compressed (brotli) size results, measured in bytes. Smaller is better.

Results	Base	Patch	Ratio
react-strict-dom/dist/dom/index.js
· compressed	2,514	2,514	1.00
· minified	8,691	8,691	1.00
react-strict-dom/dist/dom/runtime.js
· compressed	855	855	1.00
· minified	2,435	2,435	1.00
react-strict-dom/dist/native/index.js
· compressed	16,177	16,022	0.99	-
· minified	60,356	59,923	0.99	-

[github-actions]

workflow: benchmarks/perf (native)

Comparison of performance test results, measured in operations per second. Larger is better.

Results	Base	Patch	Ratio
css.create
· small	1,147,551	1,143,258	1.00	-
· small with units	427,020	425,357	1.00	-
· small with variables	670,655	659,932	0.98	-
· several small	317,556	317,091	1.00	-
· large	203,814	203,501	1.00	-
· large with polyfills	144,303	144,721	1.00	+
· complex	99,515	99,383	1.00	-
· unsupported	216,560	215,790	1.00	-
css.createTheme
· simple theme	227,300	225,289	0.99	-
· polyfill theme	211,444	211,982	1.00	+
css.props
· small	294,603	293,230	1.00	-
· small with units	224,047	223,956	1.00	-
· small with variables	114,952	115,251	1.00	+
· small with variables of units	79,239	79,677	1.01	+
· large	125,818	126,460	1.01	+
· large with polyfills	41,417	41,370	1.00	-
· complex	24,977	25,112	1.01	+
· unsupported	180,861	181,732	1.00	+
· simple merge	185,788	185,550	1.00	-
· wide merge	18,931	19,010	1.00	+
· deep merge	18,706	18,566	0.99	-
· themed merge	36,397	36,474	1.00	+